Which occurs mainly in the small intestine?
A. Gastrin is secreted.
B. H+ is secreted from epithelial cells into the lumen.
C. Pepsinogen is activated.
D. Acidic chyme is neutralized.
E. Bile salts are manufactured.
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Question 2) The kidneys work to rectify metabolic acidosis and alkalosis but have no effect on respiratory acidosis and alkalosis.
Indicate whether the statement is true or false.
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Question 3) Which of the following processes is NOT associated with gastrointestinal function?
A. digestion
B. filtration
C. secretion
D. motility
E. absorption
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Question 4) A compensation for an episode of severe vomiting is an increased alveolar ventilation rate.
Indicate whether the statement is true or false.
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Question 5) People taking diuretics that do not spare K+ should increase their ingestion of Na+.
Indicate whether the statement is true or false.
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Question 6) Diuretic drugs increase the rate of urine formation by stimulating the production of antidiuretic hormone.
Indicate whether the statement is true or false.
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Question 7) Regulation of Ca2+ balance, like that of Na+ and K+ balance, is only determined by the kidneys.
Indicate whether the statement is true or false.
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Question 8) Most of the H+ excreted in the urine is bound to bicarbonate ion.
Indicate whether the statement is true or false.
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Question 9) Parathyroid hormone influences Ca2+ and PO4- by stimulating their resorption from bone and stimulating their reabsorption in the kidneys.
Indicate whether the statement is true or false.
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Question 10) One response to increased H+ production in the body is decreased reabsorption of HCO3- by the kidneys.
Indicate whether the statement is true or false.
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