Which of the following is a catecholamine?
A) norepinephrine
B) acetylcholine
C) nitric oxide
D) All of the choices are correct.
Correct Answer:
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Q62: Epinephrine is a
A)sympathetic neurotransmitter.
B)parasympathetic neurotransmitter.
C)sympathomimetic hormone.
D)All of
Q63: Alpha-1-adrenergic receptors are mediated by
A)cAMP.
B)Ca2+.
C)K+.
D)Na+.
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A)increased
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A)constriction.
B)dilation.
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Q73: The neurotransmitter released at terminal ganglia is
A)acetylcholine.
B)dopamine.
C)epinephrine.
D)norepinephrine.
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