58.目前在醫療上常使用肉毒桿菌毒素(botulinum toxin)注射來治療肌肉痙攣,主要作用的機
轉為下列何者?
(A)讓肌肉細胞膜鈣離子阻斷作用,導致肌肉無法收縮
(B)破壞乙醯膽鹼接受器(acetylcholine receptor)
(C)讓乙醯膽鹼無法由終板(end plate)釋出,阻斷神經肌肉交接處的功能
(D)使神經軸細胞質(axon plasma)流動停止,造成神經傳導異常
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統計: A(0), B(7), C(73), D(0), E(0) #1043618
統計: A(0), B(7), C(73), D(0), E(0) #1043618
詳解 (共 1 筆)
#3104321
Botulinum toxin (BTX) is a neurotoxic protein produced by the bacterium Clostridium botulinum and related species.[1] It prevents the release of the neurotransmitter acetylcholinefrom axon endings at the neuromuscular junction and thus causes flaccid paralysis (WIKI)
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