Hypophysiotropic hormones
a. control the release of oxytocin and vasopressin from the posterior pituitary
b. travel via neuron axons from the hypothalamus to the anterior pituitary
c. are carried in the hypothalamo-hypophyseal portal system
d. are released upon positive-feedback stimulation via anterior pituitary tropic hormones
e. always act to stimulate the release of anterior pituitary hormones
C
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Indicate whether the statement is true or false
In the renin-angiotensin-aldosterone pathway, angiotensin II regulates ion and water balance by doing all of the following EXCEPT
A) Stimulating Na+ reabsorption in the proximal tubule. B) Stimulating vasodilation of postglomerular blood vessels. C) Stimulating the synthesis and release of other hormones that affect kidney function. D) Increasing the synthesis and release of aldosterone from the adrenal cortex.
Explain why we should avoid drinking large amounts of pure water over a short period of time when we are dehydrated
What will be an ideal response?
Intense exercise that results in a great deal of anaerobic activity
A. converts some slow-twitch fibers into fast-twitch fibers. B. increases muscular strength and mass. C. enlarges slow-twitch fibers. D. decreases the efficiency of fast-twitch fibers. E. decreases muscle strength and mass.