Question : 61.Do high intakes of iron from foods pose a danger : 1357165

 

 

61.Do high intakes of iron from foods pose a danger to healthy people?

a.yes, if they include large amounts of fortified grains and cereals

b.no, because the body adjusts the amount of iron absorbed

c.yes, because of high intakes of vitamin C supplements among many people

d.no, because non-heme iron blocks the absorption of heme iron

 

62.Your best friend complains that she is tired all of the time and has a problem concentrating. In addition, she likes to chew ice. Which of the following is your friend likely to have?

a.potassium deficiency

b.zinc deficiency

c.magnesium deficiency

d.iron deficiency

 

63.What effect does zinc deficiency have on the body?

a.a minor effect because zinc has only a limited role in the body

b.impairs the immune response, leading to increased infections

c.increases metabolism and increases appetite, leading to weight gain

d.reduces iron absorption because iron needs zinc for transport

 

64.You are working with a child in a health clinic who has growth retardation, impaired immunity, and a poor appetite. This child is most likely experiencing _____ deficiency.

a.iron

b.chromium

c.zinc

d.magnesium

 

65.Which of the following statements about selenium levels in the body is accurate?

a.men with high blood levels of selenium from taking supplements have decreased cancer risk

b.selenium works as an antioxidant to protect body chemicals from oxidative damage

c.there is no danger of toxicity when taking selenium supplements

d.it is difficult to obtain enough selenium from foods in the diet

 

66.What is currently known about fluoride in drinking water supplies?

a.All bottled water contains fluoride added as part of the bottling process.

b.Scientific evidence has shown that communities with fluoridated water have higher cancer rates.

c.Very few communities in the U.S. have fluoridated water.

d.In communities where fluoride is lacking in the water there is a very high dental decay rate.

 

67.What would you tell someone who is considering taking chromium supplements?

aChromium supplements help prevent diabetes in people at risk for developing it.

b.Chromium supplements have been shown to increase muscle mass in athletes.

c.No benefit for reducing body fat with chromium supplements has been proven.

d.There is an increased risk of developing cancer with chromium supplementation.

 

68.Copper is an essential nutrient because of its role in:

a.forming hemoglobin and collagen.

b.increasing free radical activity.

c.regulating zinc absorption.

d.regulating blood glucose.

 

69.Which of the following would be the best selection to provide good sources of calcium in the diet?

a.milk, yogurt, and ice milk

b.kefir, butter, and cottage cheese

c.buttermilk, cream cheese, and almonds

d.cheese, cream, and broccoli

 

 

Controversy 8 Multiple-Choice Items

 

70.One of the health concerns with osteoporosis is that:

a.it is a condition that begins developing in the elderly.

b.it affects mainly the cortical bone.

c.it causes hip fractures that fragment into small pieces.

d.it affects only men.

 

 

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