Nutritional epidemiology ____
a. is a fairly new area of study
b. focuses on the role of Western diet and chronic disease
c. always utilizes controlled, clinical trial protocols
d. currently focuses on deficiency diseases
Answer: a. is a fairly new area of study
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Which of the following is associated with the condition known as xerosis?
a. Toxicity of vitamin A b. Toxicity of beta-carotene c. Deficiency of vitamin A d. Deficiency of vitamin D
In myasthenia gravis, an autoimmune reaction damages or destroys the cellular receptors for which neurotransmitter?
A. dopamine B. serotonin C. epinephrine D. norepinephrine E. acetylcholine
Why is dehydration a common problem among older adults?
Fill in the blank(s) with the appropriate word(s).
Nutrient absorption is best defined as the transfer of nutrients
A. from the lumen of the small intestine into blood or the lymph. B. from the lumen of the small intestine into mucosal cells. C. from the stomach into the small intestine. D. from the small intestine into the large intestine.