If someone is following a vegan diet, he or she consumes:
a. no animal foods of any kind.
b. eggs, but no other animal foods.
c. dairy, but no other animal foods.
d. no "red" meat.
e. fruit only.
a
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Which type of protein helps the body maintain fluid and electrolyte balance?
A. antibodies B. enzymes C. transport proteins D. buffers
Barry is a vegan. His diet does not include foods that contain preformed vitamin A, and he does not take any vitamin A supplements. Nevertheless, his body has adequate vitamin A stores. Which of the following statements provides the best explanation for Barry's adequate vitamin A status?
A. His fat cells synthesize preformed vitamin A from essential fatty acids. B. His body does not require sources of vitamin A. C. He consumes foods that supply tryptophan, which his liver converts to preformed vitamin A. D. He eats plenty of foods that contain beta-carotene.
Which of the cell transport mechanisms requires energy?
a. Passive transport b. Osmosis c. Active transport d. Facilitated diffusion
An older patient was admitted with a fractured hip after being found on the floor of her home. She was extremely malnourished and started on parenteral nutrition (PN) 3 days ago. Which assessment finding would be of most concern to the nurse?
a. Blood glucose level of 125 mg/dL b. Serum phosphate level of 1.9 mg/dL c. White blood cell count of 10,500/µL d. Serum potassium level of 4.6 mEq/L