The first functional kidney is the
A. mesonephros.
B. pronephros.
C. allantois.
D. bulbos cordis.
E. urorectal septum.
A
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Compounds that contain carbon as the primary structural atom are called ________ molecules
A) carbonic B) organic C) inorganic D) catabolic E) anabolic
Excitation of the vasomotor center results in
A. increased sympathetic activity and predominantly more vasoconstriction than vasodilation. B. increased parasympathetic activity and predominantly more vasodilation than vasoconstriction. C. increased autonomic activity that increases heart rate and dilates blood vessels. D. decreased autonomic activity that decreases heart rate and constricts blood vessels. E. redistribution of blood flow away from the skeletal muscles and toward the skin.
Secretion of LH is inhibited by ________.
A. high concentrations of inhibin B. high concentrations of testosterone C. rapidly rising concentrations of estradiol D. decreasing concentrations of progesterone
What is the action of the brachialis muscle?
A. Flex the forearm B. Flex the arm C. Extend the forearm D. Pronate the forearm