Answered: 9. Why are older adults recommended to…

Biology: The Dynamic Science (MindTap Course List)

4th Edition

ISBN:9781305389892

Author:Peter J. Russell, Paul E. Hertz, Beverly McMillan

Publisher:Peter J. Russell, Paul E. Hertz, Beverly McMillan

Chapter47: Animal Nutrition

Section: Chapter Questions

Problem 6TYK

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9. Why are older adults recommended to include foods fortified with B12 in their diets?

a. Diets are frequently low in vitamin B12, since oral problems and financial difficulties limit meat intake and meats are the best dietary sources of B12.

b. The elderly have a higher incidence of gastritis, which can lead to decreased secretion of hydrochloric acid.

c. Pernicious anemia is common in the elderly.

d. Their diets provide primarily synthetic forms of vitamin B12, which are less absorbable than the protein-bound form found naturally in foods

10. What is one way digestive function is affected when an older adult has a stroke?

a. Gut motility increases

b. The ability to swallow and chew is altered

c. Decreased secretion of hydrochloric acid

d. Intrinsic Factor is destroyed

11. What is a good feeding strategy for a patient with dysphagia?

a. Chewing gum to induce saliva production

b. A social pleasant eating environment

c. Thin liquids such as broth-based soups

d. Thicker puréed foods such as pudding

12. What are the effects of aging on vitamin D metabolism?

a. Increased activation of vitamin D by the kidney

b. Reduced ability to absorb vitamin D from the sun

c. Increased loss of Vitamin D in the urine

d. Decreased skin synthesis with sun exposure

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