Rapid removal or destruction of neurotransmitter in the synaptic cleft
A. may affect the ability of the postsynaptic membrane to generate action potentials.
B. generates local potentials in the presynaptic terminal.
C. is necessary for synaptic transmission.
D. may lead to action potentials.
E. may stop exocytosis.
A
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Rapid water loss from burned skin is an extreme form of ________ perspiration
A) imprudent B) non-sense C) impractical D) vacuous E) insensible
Of the following list, which describe the functions of the paranasal sinuses?
a: Warm and moisten inhaled air b: Strengthen the bone c: Provide resonance to the voice A. a, b, and c B. None of the listed functions describe those of the sinuses. C. a only D. b only E. a and c
Which of the following is false regarding acetylcholine?
A. It is the neurotransmitter used at the neuromuscular junction. B. It is rarely used in the body. C. It is synthesized from acetic acid and choline. D. It is stored and released by the presynaptic cell.
Movement of nutrients, wastes, and organelles between the cell body and axon terminals is called
A) osmosis. B) diffusion. C) axonal transport. D) axoplasmic transport. E) neurofibular contraction.