Testosterone
a. is responsible for the male secondary sexual characteristics
b. stimulates spermatogenesis
c. acts in negative-feedback fashion on the anterior pituitary and hypothalamus
d. secretion is stimulated by LH
e. has all of the above characteristics
E
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Describe the structural features of the renal corpuscle that enhance its blood filtering capacity
What will be an ideal response
The ________ root carries sensory nerve fibers to the spinal cord.
Fill in the blank(s) with the appropriate word(s).
Veins of the brain empty into
A) coronary sinuses. B) dural sinuses. C) the cerebral arterial circle. D) external jugular veins. E) vertebral veins.
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A. urinary bladder; umbilicus B. umbilicus; xiphoid process C. diaphragm; laryngeal prominence D. pubic symphysis; heart