84. 何者是副交感神經節後纖維 (parasympathetic postganglionic fiber) 釋放的神經 傳遞物質 (neurotransmitters)?
(A)乙醯膽鹼 (acetylcholine)
(B)正腎上腺素 (norepinephrine)
(C)多巴胺 (dopamine)
(D)血清胺 (serotonin)
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統計: A(0), B(0), C(0), D(1), E(0) #3868285
統計: A(0), B(0), C(0), D(1), E(0) #3868285