8. Most of the fibers around the outer hair cells are effere…

8. Most of the fibers around the outer hair cells are efferent fibers that convey messages from the brain; usually active with loud sounds to activate a feedback loop to dampen the motion of the outer hair cells (e.g. the outer hair cells become stiff).  A. True B. False

11. In gustation, as the dendrites take a signal from the re…

11. In gustation, as the dendrites take a signal from the receptor cell to the brain, the 2 types of gustatory cells release which two as neurotransmitters (or serve as neurotransmitters)? A. Acetylcholine, ATP B. Acetylcholine, Serotonin C. Serotonin, ATP D. Serotonin, Norepinephrine

30. What mechanism prevents an aggregation of platelets on u…

30. What mechanism prevents an aggregation of platelets on undamaged tissue during hemostasis? A. Systemic vasoconstriction B. Nitric Oxide formation leading to vasoconstriction on the damaged tissue C. Nitric Oxide formation leading to vasodilation on the undamaged tissue D. Phosphodiesterase breaking down cGMP