If the diet contains precursor vitamin A, which of the following tissues can use it to form vitamin A?
a. Eyes
b. Kidneys
c. Adipose cells
d. Intestinal cells
e. Liver
ANS: D
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Distinguish between glucogenic and ketogenic amino acids, discussing the fate of their carbon skeletons, and giving two examples of each.
What will be an ideal response?
At the end of long bones, inside the spinal vertebrae, and inside the flat bones of the pelvis is a spongy type of bone known as
A. osteoblastic bone. B. compact bone. C. osteoclastic bone. D. trabecular bone.
Which statement about the effects of fructose on lipid metabolism is accurate?
a. Consumption of large amounts of purified fructose causes fat to accumulate in the blood and liver. b. Foods that naturally contain fructose have the same effect on blood lipids as purified fructose. c. High-fructose corn syrup (HCFS) has a much different metabolic effect on lipids than sucrose when eaten in the same amounts. d. Fructose can make a person fat even when the calorie intake does not exceed the body's energy need. e. Consumption of naturally-occurring fructose in very large amounts does not affect blood lipids.
Ghrelin, an orexigenic hormone, _______________ during periods of food restriction and _______________ after eating
a. increases/ increases b. decreases/ increases c. increases/ decreases d. decreases/ decreases