Which of the following is one of the primary functions of sodium in the body?
a. Regulation of hormones
b. Regulation of insulin
c. Regulation of oxygen
d. Regulation of water
Answer: d. Regulation of water
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The corticospinal system is often referred to as the
A) red nucleus. B) reticular formation. C) spinothalamic tracts. D) pyramidal system. E) medullary centers.
The pericardium:
a. is a sac surrounding the heart b. has an outer layer called the parietal pericardium c. has an inner layer called the epicardium d. all of the above
General anesthetics keep surgical patients unconscious by reducing activity in the
A) hippocampus. B) medullary pyramids. C) corpus callosum. D) lateral ventricles. E) reticular formation.
The addition of aldosterone _______.
A) decreased the urine volume to zero B) decreased the urine volume C) resulted in no change in urine volume D) increased the urine volume