When the body's metabolic rate decreases:

A) the thyroid gland secretes thyroxine.
B) oxygen demand increases accordingly.
C) the kidneys excrete more sodium and water.
D) thyroid-stimulating hormone secretion is reduced.


Ans: A) the thyroid gland secretes thyroxine.

Anatomy & Physiology

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The process of glycolysis and the citric acid cycle:

a. both require oxygen b. both occur in the mitochondria c. are involved in carbohydrate anabolism d. none of the above

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Hormones acting in the small intestine include

a. secretin and cholecystokinin b. secretin and gastrin c. cholecystokinin and gastrin d. all of the above e. none of the above

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The fovea of the retina is in an area called a sensory macula. Another type of sensory macula can be found in the:

a. nasal epithelium b. circumvallate papilla c. vestibule d. semicircular canals e. cochlea

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