Question : 21) You explain to your roommate Surya, who makes beaded : 1244594

Economics

21) You explain to your roommate Surya, who makes beaded headbands, about an economic theory which asserts that consumers will purchase more of a product at lower prices than they will at higher prices. She contends that the theory is incorrect because over the past two years she has lowered the price of her headbands and yet has seen a decrease in sales. How would you respond to Surya?

A) Surya is right; she has evidence to back her claim. The theory must be erroneous.

B) Surya is making the mistake of assuming that correlation implies causation.

C) I will explain to her that she is making the error of reverse causality: it is the decrease in demand that has caused her to lower her prices.

D) I will explain to her that there are some omitted variables that have contributed to a decrease in her sales such as changes in income.

22) In 2013, Smileytown consumed 12,000 gallons of mouthwash. In 2014, mouthwash consumption rose to 17,000 gallons. Calculate the percentage change in mouthwash consumption.

A) 17.2%

B) 29.4%

C) 41.7%

D) 70.6%

23) If a straight line passes through the point x = 24 and y = 8 and also through the point x = 8 and y = 16, the slope of this line is

A) negative 8 divided by 4.

B) seven tenths.

C) negative one half.

D) one and one half.

24) If the price of gasoline was $3.25 a gallon and it is now $3.75 a gallon, what is the percentage change in price?

A) 7.1 percent

B) 13.3 percent

C) 15.4 percent

D) 33.3 percent

25) At a recent company meeting, Ravi Batra, sales manager of Life’s a Beach, a surfboard producer announced, “We have increased our sales by 13 percent in just 9 months.” Suppose 9 months ago, its sales amounted to $245,000, what is the value of its sales today?

A) $31,850

B) $207,638

C) $276,850

D) $359,905

26) If a graph has a line that shows the quantity of flat-screen televisions sold in the last five years, it is known as

A) a pie chart.

B) a time-series graph.

C) a demand curve for outsourcing.

D) a supply curve of outsourcing.

27) Two-dimensional graphs have a horizontal and a vertical axis and are used in economics to illustrate

A) relationships between two economic variables.

B) one variable.

C) a flow chart.

D) a pie chart.

28) How can the influence of a third variable be shown on a two-dimensional graph?

A) by allowing the relationship to be nonlinear

B) by allowing the position of the relationship line or curve to shift on the graph

C) by drawing a third axis coming out of the two axes

D) by super-imposing the third variable on the two-dimensional graph

29) Which of the following statements is true?

A) An inverse relationship has a positive slope value.

B) A direct relationship has a negative slope value.

C) A curved line has slope values that change at every point.

D) A straight line has a slope of one.

30) The relationship between sales and revenue is

A) an inverse relationship.

B) a direct relationship.

C) a negative relationship.

D) independent.

Continue to order Get a quote

July 1, 2023

Question

SCI228 Week 1 Quiz 1

Question : (TCO 1) Which statement is FALSE concerning the field of nutrition?

Nutrition is the study of how food nourishes the body.

Nutrition encompasses how we consume, digest, metabolize, and store food.

Nutrition is an ancient science that dates back to the fourteenth century.

Nutrition involves studying the factors that influence eating patterns.

Question 2. Question : (TCO 1) Which of the following is NOT required on a food label?

Sodium (mg/serving)

Calcium (mg/serving)

Dietary fiber (g/serving)

Total cholesterol (mg/serving)

Question 3. Question : (TCO 1) Which of the following is FALSE?

Lipids are soluble in water.

Lipids include triglycerides, phospholipids, and sterols.

Lipids are comprised of carbon, hydrogen, and oxygen.

Lipids yield more calories per gram than carbohydrate or protein.

Question 4. Question : (TCO 1) Which federal agency conducts the National Health and Nutrition Examination Survey (NHANES) and the Behavioral Risk Factor Surveillance System (BRFSS)?

USDA (United States Department of Agriculture)

CDC (Centers for Disease Control and Prevention)

ADA (American Dietetic Association)

NIH (National Institutes of Health)

Question 5. Question : (TCO 3) Barbara has just been diagnosed with celiac disease. Which of the following foods would be most dangerous for her to consume?

Cornflakes

Rice cakes

Potatoes

Whole-wheat bread

Question 6. Question : (TCO 3) Collectively, the nerves of the gastrointestinal tract are referred to as:

peptic nerves.

hepatic nerves.

enteric nerves.

gastric nerves.

Question 7. Question : (TCO 3) Which of the following is the most common form of pesticides?

Insecticides

Herbicides

Fungicides

Biopesticides

Question 8. Question : (TCO 3) In which of the following environments does Clostridium botulinum flourish?

Acidic

Alkaline

< 40 F

> 140 F

Question 9. Question : (TCO 3) The two types of fungi are:

molds and spongiforms.

yeasts and helminths.

prions and dioxins.

molds and yeasts.

Question 10. Question : (TCO 3) Which human organ system is most affected by toxic levels of mercury?

Nervous

Renal

Cardiovascular

Digestive

SCI228 Week 2 Quiz 2

Question 1. Question :

(TCO 1) Which of the following is a disaccharide?

Sucrose

Fructose

Galactose

Glucose

Question 2. Question :

(TCO 1) The simplest units of carbohydrates are called:

fatty acids.

amino acids.

monosaccharides.

calories.

Question 3. Question :

(TCO 1) Major fructose sources include:

milk and cheese.

nuts and honey.

fruits and vegetables.

breads and cereals.

Question 4. Question :

(TCO 2) After a meal, which hormone is responsible for moving glucose into the body's cells?

Glucagon

Estrogen

CCK

Insulin

Question 5. Question :

(TCO 2) ________ is a technique employed by some endurance athletes to increase their storage of muscle glycogen.

Ketosis

Carbohydrate loading

Glycogen surging

Gluconeogenesis

Question 6. Question :

(TCO 2) Sugar alcohols are most often used in which of the following products?

Diet sodas

Baked confections

Chewing gums

Infant formulas

Question 7. Question :

(TCO 3) Sean is planning to bake a batch of chocolate chip cookies for his girlfriend. Which of the following artificial sweeteners would be the best substitute for the sugar in the recipe?

Aspartame

Saccharin

Sucralose

Olestra

Question 8. Question :

(TCO 3) Which of the following is associated with Type II diabetes?

Autoimmune disease

Obesity

Prone to ketosis

Body fails to produce insulin

Question 9. Question :

(TCO 3) Which of the following is NOT characteristic of Type II diabetes?

Arises most commonly during adulthood

Insulin resistance or insensitivity

Often associated with obesity

The least common form of diabetes

Question 10. Question :

(TCO 4) Yogurt is tolerated better than milk by many lactase-deficient people because:

yogurt has no lactose.

bacteria in yogurt help digest the lactose.

it has a thicker consistency.

yogurt is acidic.

SCI228 Week 3 Quiz 3

Question 1. Question :

(TCO 3) Which of the following fatty acids is generally solid at room temperature?

Short-chain

Saturated

Monounsaturated

Polyunsaturated

Question 2. Question :

(TCO 3) Which of the following describes lipids?

Organic nutrients that are insoluble in water

Inorganic nutrients that are insoluble in water

Organic nutrients that are insoluble in fat

Inorganic nutrients that are insoluble in fat

Question 3. Question :

(TCO 6) Sex hormones and adrenal hormones are substances derived from which class of lipid?

Fatty acids

Triglycerides

Phospholipids

Sterols

Question 4. Question :

(TCO 6) As of January 1, 2006, the U.S. Food and Drug Administration will require food manufacturers to list ________ content on the Nutrition Facts Panel of their products.

phospholipid

sterol

essential fatty acid

trans fatty acid

Question 5. Question :

(TCO 6) ________ are the major form of fat in both food and the body.

Phospholipids

Triglycerides

Glycerols

Sterols

Question 6. Question :

(TCO 5) Which of the following foods is a source of complete proteins?

Broccoli

Apple

Chicken

Whole grain bread

Question 7. Question :

(TCO 5) Per gram, which of the following foods would contain the highest protein content?

Cooked carrots

Chicken

Skim milk

Whole-wheat bread

Question 8. Question :

(TCO 5) Two amino acids are joined together by a peptide bond to form a dipeptide. What is the by-product of this process?

Ammonia

Water

Carbon dioxide

Hydrochloric acid

Question 9. Question :

(TCO 5) Which of the following is NOT a major function of protein in the human body?

Maintaining fluid balance

Providing energy to the body

Growth and maintenance of new tissue

Synthesis of hormones

Question 10. Question :

(TCO 5) Vegetarian diets are associated with increased consumption of ________.

carcinogens

antioxidants

prions

vitamins B12 and D

SCI228 Week 5 Quiz 5

1. Question :

(TCO 3) What is an exchange reaction?

A reaction that produces free radicals

A two-part metabolic reaction that includes oxidation and reduction steps

The first stage of cancer development, in which a cell's DNA mutates

A reaction that converts a provitamin into the metabolically active form

Question 2. Question :

(TCO 3) Carbon and hydrogen are two examples of:

atoms.

antioxidants.

electrons.

nuclei.

Question 3. Question :

(TCO 7) The most powerful and abundant form of vitamin E is:

alpha-tocopherol.

beta-tocopherol.

gamma-tocopherol.

delta-tocopherol.

Chapter 8

Question 4. Question :

(TCO 7) The deficiency disease associated with Vitamin C is:

scurvy.

erythrocyte hemolysis.

night blindness.

Keshan disease.

Question 5. Question :

(TCO 7) Which of the following nutrients requires the most frequent consumption to assure adequate body stores?

Vitamin A

Vitamin E

Vitamin C

Beta-carotene

Question 6. Question :

(TCO 8) Which of the following foods would be the best dietary source of pre-formed Vitamin A?

Carrots

Egg

Cantaloupe

Rice

Question 7. Question :

(TCO 8) The phytochemical found in tomatoes and tomato products is:

lycopene.

flavonoids.

phytoestrogens.

polyphenols.

Question 8. Question :

(TCO 8) Which of the following is our primary dietary source of Vitamin D?

Seafood

Chicken

Green leafy vegetables

Milk

Question 9. Question :

(TCO 9) Mary G. is 60 years old and at risk for osteoporosis. Which of the following dietary supplements would be the MOST helpful to minimize bone loss?

Magnesium and fluoride

Vitamin K and fluoride

Calcium and phosphorus

Calcium and Vitamin D

Question 10. Question :

(TCO 9) The chronic overconsumption of ________ can result in a biotin deficiency.

herbal tea

raw egg whites

natural licorice

grapefruit juice

SCI228 Week 6 Quiz 6

Question 1. Question :

(TCO 1) Chemicals that control hunger, appetite, and digestion include all of the following EXCEPT:

dopamine.

serotonin.

pepsin.

ghrelin.

Question 2. Question :

(TCO 2) Consuming an excess of _______ calories in one week will result in a weight gain of one pound per week.

2,500

3,500

3,000

2,000

Question 3. Question :

(TCO 3) Which of the following BEST describes exercise?

Any movement produced by muscles that increases energy expenditure

Maximal force or tension level that can be produced by a muscle group

Leisure physical activity that is purposeful, planned, and structured

Ability to move a joint fluidly through the complete range of motion

Question 4. Question :

(TCO 4) Which of the following is not one of the physiological effects of regular physical activity?

Decreases the action of insulin

Enhances gastric motility

Maintains and/or increases lean body mass

Decrease high-density lipoprotein cholesterol (HDL)

Question 5. Question :

(TCO 5) What are the standard criteria used for diagnosing an eating disorder?

Analysis of atypical food behavior

Disordered eating questionnaire

Behavioral Risk Factor Surveillance System

Diagnostic and Statistical Manual of Mental Disorders

Question 6. Question :

(TCO 6) What is meant by the notion that eating behaviors are conditioned?

Eating habits affect our moods.

Previous experiences, such as those that occur during childhood, affect our current responses to food and eating behaviors.

Food consumption only occurs in response to external stimuli.

The intensity and duration of physical activity impacts our response to food and eating habits.

Question 7. Question :

(TCO 7) Which of the following BEST describes why the body reduces nonvital body functions in untreated anorexia nervosa?

There is insufficient estrogen to regulate these functions.

The body is trying to maintain normal body temperature.

The body needs to conserve energy.

The individual's activity level is very low.

Question 8. Question :

(TCO 8) What percentage of U.S. women have bulimia nervosa?

1-4%

5-7%

7-12%

15-20%

Question 9. Question :

(TCO 9) For most adults, it is difficult to get adequate nutrients if eating less than ________ kcals a day.

1,000-1,200

1,200-1,500

1,600-1,800

1,800-2,000

Question 10. Question :

(TCO 10) Currently, the best known treatment of eating disorders is:

a team-management approach.

psychotropic medications.

IV therapy.

a high-calorie, high-protein diet.

SCI228 Week 7 Quiz 7

Question 1. Question :

(TCO 4) From the third month to term, the developing human is called a(n):

fetus.

embryo.

zygote.

blastocyst.

Question 2. Question :

(TCO 4) Recommended weight gain during pregnancy is based on the:

mother's weight at the end of the first trimester.

size of the fetus at three months' gestation.

mother's pre-pregnancy body mass index.

mother's age.

Question 3. Question :

(TCO 5) To avoid ________ contamination during pregnancy, fish consumption should not exceed 12 oz. a week.

mercury

lead

arsenic

nitrogen

Question 4. Question :

(TCO 6) Which DRI does NOT increase during pregnancy?

Zinc

Protein

Vitamin C

Vitamin D

Question 5. Question :

(TCO 7) The stimulus that is needed for continued and sustained production of breast milk is:

high fluid intake by the mother.

high protein intake by the mother.

infant suckling.

ovulation.

Question 6. Question :

(TCO 8) The brain grows the most rapidly during the first ________ years of life.

two

five

eight

Question 7. Question :

(TCO 9) Which of the following is NOT a recommendation to avoid allergies in children?

If a child has a negative reaction to a food, never offer it to that child again.

Introduce new foods one at a time.

Rotate foods in the diet rather than serving them every day.

When introducing a new food, watch for any allergic reaction for a week before offering another new food.

Question 8. Question :

(TCO 10) Growth acceleration in adolescence is primarily driven by:

increased physical activity.

increased caloric intake.

hormonal changes.

both increased physical activity and increased caloric intake.

Question 9. Question :

(TCO 10) One should avoid consuming excess Vitamin E when taking the medication:

Coumadin.

Zocor.

Tylenol.

Motrin.

Question 10. Question :

(TCO 10) Which of the following is FALSE regarding the RDA for carbohydrates?

This recommendation stays the same as we age.

This amount ensures adequate glucose to the brain.

Most healthy individuals require more than this recommendation.

This amount is difficult for elderly individuals to consume in their diets.

July 1, 2023

Question

SCI228 Week 1 Quiz 1

Question : (TCO 1) Which statement is FALSE concerning the field of nutrition?

Nutrition is the study of how food nourishes the body.

Nutrition encompasses how we consume, digest, metabolize, and store food.

Nutrition is an ancient science that dates back to the fourteenth century.

Nutrition involves studying the factors that influence eating patterns.

Question 2. Question : (TCO 1) Which of the following is NOT required on a food label?

Sodium (mg/serving)

Calcium (mg/serving)

Dietary fiber (g/serving)

Total cholesterol (mg/serving)

Question 3. Question : (TCO 1) Which of the following is FALSE?

Lipids are soluble in water.

Lipids include triglycerides, phospholipids, and sterols.

Lipids are comprised of carbon, hydrogen, and oxygen.

Lipids yield more calories per gram than carbohydrate or protein.

Question 4. Question : (TCO 1) Which federal agency conducts the National Health and Nutrition Examination Survey (NHANES) and the Behavioral Risk Factor Surveillance System (BRFSS)?

USDA (United States Department of Agriculture)

CDC (Centers for Disease Control and Prevention)

ADA (American Dietetic Association)

NIH (National Institutes of Health)

Question 5. Question : (TCO 3) Barbara has just been diagnosed with celiac disease. Which of the following foods would be most dangerous for her to consume?

Cornflakes

Rice cakes

Potatoes

Whole-wheat bread

Question 6. Question : (TCO 3) Collectively, the nerves of the gastrointestinal tract are referred to as:

peptic nerves.

hepatic nerves.

enteric nerves.

gastric nerves.

Question 7. Question : (TCO 3) Which of the following is the most common form of pesticides?

Insecticides

Herbicides

Fungicides

Biopesticides

Question 8. Question : (TCO 3) In which of the following environments does Clostridium botulinum flourish?

Acidic

Alkaline

< 40 F

> 140 F

Question 9. Question : (TCO 3) The two types of fungi are:

molds and spongiforms.

yeasts and helminths.

prions and dioxins.

molds and yeasts.

Question 10. Question : (TCO 3) Which human organ system is most affected by toxic levels of mercury?

Nervous

Renal

Cardiovascular

Digestive

SCI228 Week 2 Quiz 2

Question 1. Question :

(TCO 1) Which of the following is a disaccharide?

Sucrose

Fructose

Galactose

Glucose

Question 2. Question :

(TCO 1) The simplest units of carbohydrates are called:

fatty acids.

amino acids.

monosaccharides.

calories.

Question 3. Question :

(TCO 1) Major fructose sources include:

milk and cheese.

nuts and honey.

fruits and vegetables.

breads and cereals.

Question 4. Question :

(TCO 2) After a meal, which hormone is responsible for moving glucose into the body's cells?

Glucagon

Estrogen

CCK

Insulin

Question 5. Question :

(TCO 2) ________ is a technique employed by some endurance athletes to increase their storage of muscle glycogen.

Ketosis

Carbohydrate loading

Glycogen surging

Gluconeogenesis

Question 6. Question :

(TCO 2) Sugar alcohols are most often used in which of the following products?

Diet sodas

Baked confections

Chewing gums

Infant formulas

Question 7. Question :

(TCO 3) Sean is planning to bake a batch of chocolate chip cookies for his girlfriend. Which of the following artificial sweeteners would be the best substitute for the sugar in the recipe?

Aspartame

Saccharin

Sucralose

Olestra

Question 8. Question :

(TCO 3) Which of the following is associated with Type II diabetes?

Autoimmune disease

Obesity

Prone to ketosis

Body fails to produce insulin

Question 9. Question :

(TCO 3) Which of the following is NOT characteristic of Type II diabetes?

Arises most commonly during adulthood

Insulin resistance or insensitivity

Often associated with obesity

The least common form of diabetes

Question 10. Question :

(TCO 4) Yogurt is tolerated better than milk by many lactase-deficient people because:

yogurt has no lactose.

bacteria in yogurt help digest the lactose.

it has a thicker consistency.

yogurt is acidic.

SCI228 Week 3 Quiz 3

Question 1. Question :

(TCO 3) Which of the following fatty acids is generally solid at room temperature?

Short-chain

Saturated

Monounsaturated

Polyunsaturated

Question 2. Question :

(TCO 3) Which of the following describes lipids?

Organic nutrients that are insoluble in water

Inorganic nutrients that are insoluble in water

Organic nutrients that are insoluble in fat

Inorganic nutrients that are insoluble in fat

Question 3. Question :

(TCO 6) Sex hormones and adrenal hormones are substances derived from which class of lipid?

Fatty acids

Triglycerides

Phospholipids

Sterols

Question 4. Question :

(TCO 6) As of January 1, 2006, the U.S. Food and Drug Administration will require food manufacturers to list ________ content on the Nutrition Facts Panel of their products.

phospholipid

sterol

essential fatty acid

trans fatty acid

Question 5. Question :

(TCO 6) ________ are the major form of fat in both food and the body.

Phospholipids

Triglycerides

Glycerols

Sterols

Question 6. Question :

(TCO 5) Which of the following foods is a source of complete proteins?

Broccoli

Apple

Chicken

Whole grain bread

Question 7. Question :

(TCO 5) Per gram, which of the following foods would contain the highest protein content?

Cooked carrots

Chicken

Skim milk

Whole-wheat bread

Question 8. Question :

(TCO 5) Two amino acids are joined together by a peptide bond to form a dipeptide. What is the by-product of this process?

Ammonia

Water

Carbon dioxide

Hydrochloric acid

Question 9. Question :

(TCO 5) Which of the following is NOT a major function of protein in the human body?

Maintaining fluid balance

Providing energy to the body

Growth and maintenance of new tissue

Synthesis of hormones

Question 10. Question :

(TCO 5) Vegetarian diets are associated with increased consumption of ________.

carcinogens

antioxidants

prions

vitamins B12 and D

SCI228 Week 5 Quiz 5

1. Question :

(TCO 3) What is an exchange reaction?

A reaction that produces free radicals

A two-part metabolic reaction that includes oxidation and reduction steps

The first stage of cancer development, in which a cell's DNA mutates

A reaction that converts a provitamin into the metabolically active form

Question 2. Question :

(TCO 3) Carbon and hydrogen are two examples of:

atoms.

antioxidants.

electrons.

nuclei.

Question 3. Question :

(TCO 7) The most powerful and abundant form of vitamin E is:

alpha-tocopherol.

beta-tocopherol.

gamma-tocopherol.

delta-tocopherol.

Chapter 8

Question 4. Question :

(TCO 7) The deficiency disease associated with Vitamin C is:

scurvy.

erythrocyte hemolysis.

night blindness.

Keshan disease.

Question 5. Question :

(TCO 7) Which of the following nutrients requires the most frequent consumption to assure adequate body stores?

Vitamin A

Vitamin E

Vitamin C

Beta-carotene

Question 6. Question :

(TCO 8) Which of the following foods would be the best dietary source of pre-formed Vitamin A?

Carrots

Egg

Cantaloupe

Rice

Question 7. Question :

(TCO 8) The phytochemical found in tomatoes and tomato products is:

lycopene.

flavonoids.

phytoestrogens.

polyphenols.

Question 8. Question :

(TCO 8) Which of the following is our primary dietary source of Vitamin D?

Seafood

Chicken

Green leafy vegetables

Milk

Question 9. Question :

(TCO 9) Mary G. is 60 years old and at risk for osteoporosis. Which of the following dietary supplements would be the MOST helpful to minimize bone loss?

Magnesium and fluoride

Vitamin K and fluoride

Calcium and phosphorus

Calcium and Vitamin D

Question 10. Question :

(TCO 9) The chronic overconsumption of ________ can result in a biotin deficiency.

herbal tea

raw egg whites

natural licorice

grapefruit juice

SCI228 Week 6 Quiz 6

Question 1. Question :

(TCO 1) Chemicals that control hunger, appetite, and digestion include all of the following EXCEPT:

dopamine.

serotonin.

pepsin.

ghrelin.

Question 2. Question :

(TCO 2) Consuming an excess of _______ calories in one week will result in a weight gain of one pound per week.

2,500

3,500

3,000

2,000

Question 3. Question :

(TCO 3) Which of the following BEST describes exercise?

Any movement produced by muscles that increases energy expenditure

Maximal force or tension level that can be produced by a muscle group

Leisure physical activity that is purposeful, planned, and structured

Ability to move a joint fluidly through the complete range of motion

Question 4. Question :

(TCO 4) Which of the following is not one of the physiological effects of regular physical activity?

Decreases the action of insulin

Enhances gastric motility

Maintains and/or increases lean body mass

Decrease high-density lipoprotein cholesterol (HDL)

Question 5. Question :

(TCO 5) What are the standard criteria used for diagnosing an eating disorder?

Analysis of atypical food behavior

Disordered eating questionnaire

Behavioral Risk Factor Surveillance System

Diagnostic and Statistical Manual of Mental Disorders

Question 6. Question :

(TCO 6) What is meant by the notion that eating behaviors are conditioned?

Eating habits affect our moods.

Previous experiences, such as those that occur during childhood, affect our current responses to food and eating behaviors.

Food consumption only occurs in response to external stimuli.

The intensity and duration of physical activity impacts our response to food and eating habits.

Question 7. Question :

(TCO 7) Which of the following BEST describes why the body reduces nonvital body functions in untreated anorexia nervosa?

There is insufficient estrogen to regulate these functions.

The body is trying to maintain normal body temperature.

The body needs to conserve energy.

The individual's activity level is very low.

Question 8. Question :

(TCO 8) What percentage of U.S. women have bulimia nervosa?

1-4%

5-7%

7-12%

15-20%

Question 9. Question :

(TCO 9) For most adults, it is difficult to get adequate nutrients if eating less than ________ kcals a day.

1,000-1,200

1,200-1,500

1,600-1,800

1,800-2,000

Question 10. Question :

(TCO 10) Currently, the best known treatment of eating disorders is:

a team-management approach.

psychotropic medications.

IV therapy.

a high-calorie, high-protein diet.

SCI228 Week 7 Quiz 7

Question 1. Question :

(TCO 4) From the third month to term, the developing human is called a(n):

fetus.

embryo.

zygote.

blastocyst.

Question 2. Question :

(TCO 4) Recommended weight gain during pregnancy is based on the:

mother's weight at the end of the first trimester.

size of the fetus at three months' gestation.

mother's pre-pregnancy body mass index.

mother's age.

Question 3. Question :

(TCO 5) To avoid ________ contamination during pregnancy, fish consumption should not exceed 12 oz. a week.

mercury

lead

arsenic

nitrogen

Question 4. Question :

(TCO 6) Which DRI does NOT increase during pregnancy?

Zinc

Protein

Vitamin C

Vitamin D

Question 5. Question :

(TCO 7) The stimulus that is needed for continued and sustained production of breast milk is:

high fluid intake by the mother.

high protein intake by the mother.

infant suckling.

ovulation.

Question 6. Question :

(TCO 8) The brain grows the most rapidly during the first ________ years of life.

two

five

eight

Question 7. Question :

(TCO 9) Which of the following is NOT a recommendation to avoid allergies in children?

If a child has a negative reaction to a food, never offer it to that child again.

Introduce new foods one at a time.

Rotate foods in the diet rather than serving them every day.

When introducing a new food, watch for any allergic reaction for a week before offering another new food.

Question 8. Question :

(TCO 10) Growth acceleration in adolescence is primarily driven by:

increased physical activity.

increased caloric intake.

hormonal changes.

both increased physical activity and increased caloric intake.

Question 9. Question :

(TCO 10) One should avoid consuming excess Vitamin E when taking the medication:

Coumadin.

Zocor.

Tylenol.

Motrin.

Question 10. Question :

(TCO 10) Which of the following is FALSE regarding the RDA for carbohydrates?

This recommendation stays the same as we age.

This amount ensures adequate glucose to the brain.

Most healthy individuals require more than this recommendation.

This amount is difficult for elderly individuals to consume in their diets.

July 1, 2023

Question

SCI228 Week 1 Quiz 1

Question : (TCO 1) Which statement is FALSE concerning the field of nutrition?

Nutrition is the study of how food nourishes the body.

Nutrition encompasses how we consume, digest, metabolize, and store food.

Nutrition is an ancient science that dates back to the fourteenth century.

Nutrition involves studying the factors that influence eating patterns.

Question 2. Question : (TCO 1) Which of the following is NOT required on a food label?

Sodium (mg/serving)

Calcium (mg/serving)

Dietary fiber (g/serving)

Total cholesterol (mg/serving)

Question 3. Question : (TCO 1) Which of the following is FALSE?

Lipids are soluble in water.

Lipids include triglycerides, phospholipids, and sterols.

Lipids are comprised of carbon, hydrogen, and oxygen.

Lipids yield more calories per gram than carbohydrate or protein.

Question 4. Question : (TCO 1) Which federal agency conducts the National Health and Nutrition Examination Survey (NHANES) and the Behavioral Risk Factor Surveillance System (BRFSS)?

USDA (United States Department of Agriculture)

CDC (Centers for Disease Control and Prevention)

ADA (American Dietetic Association)

NIH (National Institutes of Health)

Question 5. Question : (TCO 3) Barbara has just been diagnosed with celiac disease. Which of the following foods would be most dangerous for her to consume?

Cornflakes

Rice cakes

Potatoes

Whole-wheat bread

Question 6. Question : (TCO 3) Collectively, the nerves of the gastrointestinal tract are referred to as:

peptic nerves.

hepatic nerves.

enteric nerves.

gastric nerves.

Question 7. Question : (TCO 3) Which of the following is the most common form of pesticides?

Insecticides

Herbicides

Fungicides

Biopesticides

Question 8. Question : (TCO 3) In which of the following environments does Clostridium botulinum flourish?

Acidic

Alkaline

< 40 F

> 140 F

Question 9. Question : (TCO 3) The two types of fungi are:

molds and spongiforms.

yeasts and helminths.

prions and dioxins.

molds and yeasts.

Question 10. Question : (TCO 3) Which human organ system is most affected by toxic levels of mercury?

Nervous

Renal

Cardiovascular

Digestive

SCI228 Week 2 Quiz 2

Question 1. Question :

(TCO 1) Which of the following is a disaccharide?

Sucrose

Fructose

Galactose

Glucose

Question 2. Question :

(TCO 1) The simplest units of carbohydrates are called:

fatty acids.

amino acids.

monosaccharides.

calories.

Question 3. Question :

(TCO 1) Major fructose sources include:

milk and cheese.

nuts and honey.

fruits and vegetables.

breads and cereals.

Question 4. Question :

(TCO 2) After a meal, which hormone is responsible for moving glucose into the body's cells?

Glucagon

Estrogen

CCK

Insulin

Question 5. Question :

(TCO 2) ________ is a technique employed by some endurance athletes to increase their storage of muscle glycogen.

Ketosis

Carbohydrate loading

Glycogen surging

Gluconeogenesis

Question 6. Question :

(TCO 2) Sugar alcohols are most often used in which of the following products?

Diet sodas

Baked confections

Chewing gums

Infant formulas

Question 7. Question :

(TCO 3) Sean is planning to bake a batch of chocolate chip cookies for his girlfriend. Which of the following artificial sweeteners would be the best substitute for the sugar in the recipe?

Aspartame

Saccharin

Sucralose

Olestra

Question 8. Question :

(TCO 3) Which of the following is associated with Type II diabetes?

Autoimmune disease

Obesity

Prone to ketosis

Body fails to produce insulin

Question 9. Question :

(TCO 3) Which of the following is NOT characteristic of Type II diabetes?

Arises most commonly during adulthood

Insulin resistance or insensitivity

Often associated with obesity

The least common form of diabetes

Question 10. Question :

(TCO 4) Yogurt is tolerated better than milk by many lactase-deficient people because:

yogurt has no lactose.

bacteria in yogurt help digest the lactose.

it has a thicker consistency.

yogurt is acidic.

SCI228 Week 3 Quiz 3

Question 1. Question :

(TCO 3) Which of the following fatty acids is generally solid at room temperature?

Short-chain

Saturated

Monounsaturated

Polyunsaturated

Question 2. Question :

(TCO 3) Which of the following describes lipids?

Organic nutrients that are insoluble in water

Inorganic nutrients that are insoluble in water

Organic nutrients that are insoluble in fat

Inorganic nutrients that are insoluble in fat

Question 3. Question :

(TCO 6) Sex hormones and adrenal hormones are substances derived from which class of lipid?

Fatty acids

Triglycerides

Phospholipids

Sterols

Question 4. Question :

(TCO 6) As of January 1, 2006, the U.S. Food and Drug Administration will require food manufacturers to list ________ content on the Nutrition Facts Panel of their products.

phospholipid

sterol

essential fatty acid

trans fatty acid

Question 5. Question :

(TCO 6) ________ are the major form of fat in both food and the body.

Phospholipids

Triglycerides

Glycerols

Sterols

Question 6. Question :

(TCO 5) Which of the following foods is a source of complete proteins?

Broccoli

Apple

Chicken

Whole grain bread

Question 7. Question :

(TCO 5) Per gram, which of the following foods would contain the highest protein content?

Cooked carrots

Chicken

Skim milk

Whole-wheat bread

Question 8. Question :

(TCO 5) Two amino acids are joined together by a peptide bond to form a dipeptide. What is the by-product of this process?

Ammonia

Water

Carbon dioxide

Hydrochloric acid

Question 9. Question :

(TCO 5) Which of the following is NOT a major function of protein in the human body?

Maintaining fluid balance

Providing energy to the body

Growth and maintenance of new tissue

Synthesis of hormones

Question 10. Question :

(TCO 5) Vegetarian diets are associated with increased consumption of ________.

carcinogens

antioxidants

prions

vitamins B12 and D

SCI228 Week 5 Quiz 5

1. Question :

(TCO 3) What is an exchange reaction?

A reaction that produces free radicals

A two-part metabolic reaction that includes oxidation and reduction steps

The first stage of cancer development, in which a cell's DNA mutates

A reaction that converts a provitamin into the metabolically active form

Question 2. Question :

(TCO 3) Carbon and hydrogen are two examples of:

atoms.

antioxidants.

electrons.

nuclei.

Question 3. Question :

(TCO 7) The most powerful and abundant form of vitamin E is:

alpha-tocopherol.

beta-tocopherol.

gamma-tocopherol.

delta-tocopherol.

Chapter 8

Question 4. Question :

(TCO 7) The deficiency disease associated with Vitamin C is:

scurvy.

erythrocyte hemolysis.

night blindness.

Keshan disease.

Question 5. Question :

(TCO 7) Which of the following nutrients requires the most frequent consumption to assure adequate body stores?

Vitamin A

Vitamin E

Vitamin C

Beta-carotene

Question 6. Question :

(TCO 8) Which of the following foods would be the best dietary source of pre-formed Vitamin A?

Carrots

Egg

Cantaloupe

Rice

Question 7. Question :

(TCO 8) The phytochemical found in tomatoes and tomato products is:

lycopene.

flavonoids.

phytoestrogens.

polyphenols.

Question 8. Question :

(TCO 8) Which of the following is our primary dietary source of Vitamin D?

Seafood

Chicken

Green leafy vegetables

Milk

Question 9. Question :

(TCO 9) Mary G. is 60 years old and at risk for osteoporosis. Which of the following dietary supplements would be the MOST helpful to minimize bone loss?

Magnesium and fluoride

Vitamin K and fluoride

Calcium and phosphorus

Calcium and Vitamin D

Question 10. Question :

(TCO 9) The chronic overconsumption of ________ can result in a biotin deficiency.

herbal tea

raw egg whites

natural licorice

grapefruit juice

SCI228 Week 6 Quiz 6

Question 1. Question :

(TCO 1) Chemicals that control hunger, appetite, and digestion include all of the following EXCEPT:

dopamine.

serotonin.

pepsin.

ghrelin.

Question 2. Question :

(TCO 2) Consuming an excess of _______ calories in one week will result in a weight gain of one pound per week.

2,500

3,500

3,000

2,000

Question 3. Question :

(TCO 3) Which of the following BEST describes exercise?

Any movement produced by muscles that increases energy expenditure

Maximal force or tension level that can be produced by a muscle group

Leisure physical activity that is purposeful, planned, and structured

Ability to move a joint fluidly through the complete range of motion

Question 4. Question :

(TCO 4) Which of the following is not one of the physiological effects of regular physical activity?

Decreases the action of insulin

Enhances gastric motility

Maintains and/or increases lean body mass

Decrease high-density lipoprotein cholesterol (HDL)

Question 5. Question :

(TCO 5) What are the standard criteria used for diagnosing an eating disorder?

Analysis of atypical food behavior

Disordered eating questionnaire

Behavioral Risk Factor Surveillance System

Diagnostic and Statistical Manual of Mental Disorders

Question 6. Question :

(TCO 6) What is meant by the notion that eating behaviors are conditioned?

Eating habits affect our moods.

Previous experiences, such as those that occur during childhood, affect our current responses to food and eating behaviors.

Food consumption only occurs in response to external stimuli.

The intensity and duration of physical activity impacts our response to food and eating habits.

Question 7. Question :

(TCO 7) Which of the following BEST describes why the body reduces nonvital body functions in untreated anorexia nervosa?

There is insufficient estrogen to regulate these functions.

The body is trying to maintain normal body temperature.

The body needs to conserve energy.

The individual's activity level is very low.

Question 8. Question :

(TCO 8) What percentage of U.S. women have bulimia nervosa?

1-4%

5-7%

7-12%

15-20%

Question 9. Question :

(TCO 9) For most adults, it is difficult to get adequate nutrients if eating less than ________ kcals a day.

1,000-1,200

1,200-1,500

1,600-1,800

1,800-2,000

Question 10. Question :

(TCO 10) Currently, the best known treatment of eating disorders is:

a team-management approach.

psychotropic medications.

IV therapy.

a high-calorie, high-protein diet.

SCI228 Week 7 Quiz 7

Question 1. Question :

(TCO 4) From the third month to term, the developing human is called a(n):

fetus.

embryo.

zygote.

blastocyst.

Question 2. Question :

(TCO 4) Recommended weight gain during pregnancy is based on the:

mother's weight at the end of the first trimester.

size of the fetus at three months' gestation.

mother's pre-pregnancy body mass index.

mother's age.

Question 3. Question :

(TCO 5) To avoid ________ contamination during pregnancy, fish consumption should not exceed 12 oz. a week.

mercury

lead

arsenic

nitrogen

Question 4. Question :

(TCO 6) Which DRI does NOT increase during pregnancy?

Zinc

Protein

Vitamin C

Vitamin D

Question 5. Question :

(TCO 7) The stimulus that is needed for continued and sustained production of breast milk is:

high fluid intake by the mother.

high protein intake by the mother.

infant suckling.

ovulation.

Question 6. Question :

(TCO 8) The brain grows the most rapidly during the first ________ years of life.

two

five

eight

Question 7. Question :

(TCO 9) Which of the following is NOT a recommendation to avoid allergies in children?

If a child has a negative reaction to a food, never offer it to that child again.

Introduce new foods one at a time.

Rotate foods in the diet rather than serving them every day.

When introducing a new food, watch for any allergic reaction for a week before offering another new food.

Question 8. Question :

(TCO 10) Growth acceleration in adolescence is primarily driven by:

increased physical activity.

increased caloric intake.

hormonal changes.

both increased physical activity and increased caloric intake.

Question 9. Question :

(TCO 10) One should avoid consuming excess Vitamin E when taking the medication:

Coumadin.

Zocor.

Tylenol.

Motrin.

Question 10. Question :

(TCO 10) Which of the following is FALSE regarding the RDA for carbohydrates?

This recommendation stays the same as we age.

This amount ensures adequate glucose to the brain.

Most healthy individuals require more than this recommendation.

This amount is difficult for elderly individuals to consume in their diets.

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