The smell receptors that actually bind the odorants and begin signal transduction are located on
a) olfactory hairs.
b) glial cells.
c) basal stem cells.
d) Bowman's glands.
e) gustatory receptor cells.
a
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The statement "Preganglionic axon terminals release acetylcholine" is
A) true only for the parasympathetic nervous system. B) true only for the sympathetic nervous system. C) true for both the parasympathetic and sympathetic nervous systems. D) not true for either the parasympathetic or sympathetic nervous systems. E) true only for the somatic nervous system.
The polio virus can destroy the cells in the anterior horns of the spinal gray matter. Discuss the problems encountered if the anterior horns of the spinal gray matter are damaged
What will be an ideal response?
Which of the following statements is false?
A. Water evaporation cools the body. B. Water serves as an effective lubricant in our bodies. C. Water transports nutrients in the body. D. Water allows the body to resist sudden temperature changes. E. Water evaporation heats the body.
Which secretes catecholamines?
a. posterior pituitary. b. liver. c. pancreas. d. stomach. e. adrenal medulla.