Question : 31.Which of the following research designs among the most powerful : 1357096

31.Which of the following research designs are among the most powerful tools in nutrition research because they show the effects of treatments?

a.case studies

b.laboratory studies

c.intervention studies

d.a and b

e.b and c

32.In the precontemplation stage of change, the best action to take is to:

a.collect information and learn about your current behaviors.

b.write out a plan for change with specific actions to take.

c.commit to making a change and set a date to start.

d.persevere through any lapses that may occur.

33.The most effective way to change behavior is to:

a.set desirable overall outcomes of change.

b.set small, achievable goals.

c.concentrate mainly on the strengths of your eating pattern.

d.avoid changes in your daily routine.

Application-Level Multiple-Choice Items

34.Your food intake on a daily basis affects your health because:

a.you must eat adequate amounts of every nutrient daily to stay healthy.

b.improper balance of nutrients over time can lead to chronic diseases in the future.

c.malnutrition is a result of not eating enough foods.

d.overeating will result in very quickly developing a chronic disease.

35.When considering the effect of genetics and nutrition on chronic disease development in individuals:

a.we need to understand that all individuals have the same genetic makeup.

b.sound nutrition practices have the greatest influence on prevention of all chronic diseases.

c.our genetic inheritance determines the influence nutrition will have on disease prevention.

d.scientists have recently been able to identify all the genetic connections to chronic disease.

36.If a person has inherited genetic coding that is related to heart disease, what effect might dietary practices have on this person’s health?

a.They will have no effect because development of the disease has been pre-determined.

b.They will have differing effects dependent upon the type of genetic messages.

c.They can completely reverse the genetic coding that has been inherited.

d.They will work the same way for everyone who has heart disease.

37.When evaluating the nation’s progress toward meeting the nutrition and physical activity objectives in Healthy People 2010, public health officials have found that:

a.we have been successful in reducing harm from heart disease and stroke.

b.we have reduced the number of people with diabetes.

c.physical activity levels have dramatically increased.

d.the numbers of overweight individuals is being effectively reduced.

38.How many calories are provided by a food that contains 20 grams of carbohydrate, 8 grams protein, and 5 grams of fat?

a.157

b.232

c.258

d.378

39.A food provides 8 grams of fat and 300 total calories. What is the percentage of calories from fat in this product?

a.24%

b.30%

c.48%

d.52%

40.Your best friend tells you that she has started taking vitamin supplements to give her energy. How would you respond to her statement?

a.Vitamins are organic and are a great energy source.

b.Vitamins provide energy because they undergo oxidation.

c.Vitamins do not yield usable energy.

d.a and b

e.b and c