Hydrochloric acid (HCl) is secreted by which cells in the stomach?
A. enterocytes
B. mucous neck cells
C. chief cells
D. parietal cells
Answer: D
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The nervous system lets us know when we need to eat or drink.
a. true b. false
What is thought to account, in part, for the rise in the prevalence of peanut allergy?
a. Excess sodium consumed as part of the peanuts. b. Roasting peanuts at very high temperatures makes them more allergenic. c. Impaired digestion/absorption resulting from elevated leptin and adiponectin levels. d. Increased inflammation of the immune system due to altered ratio of omega-6 to omega-3 fatty acids. e. Hyperstimulation of the immune system by multiple vaccines.
What is the dietary benefit of golden rice?
Among the following calcium supplements, which is most likely to be contaminated with toxic minerals?
a. Oyster shells b. Calcium lactate c. Calcium citrate d. Calcium carbonate