
醫技生理學題庫04
Authored by Sean Wang
Biology
University

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42 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
當肌纖維受到刺激,會產生動作電位,並沿著何種構造傳導,然後刺激肌漿網釋放出Ca2+?
終池
橫小管
旋轉肌球素
旋轉素
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(軀)體運動神經元釋放乙醯膽鹼(ACh)打開骨骼肌細胞膜上的何種通道,以刺激骨骼肌的收縮?
K+
Na+
Ca2+
Cl-
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下那一個構造會卡在螺旋狀扭曲的球形肌動蛋白造成的溝槽內?
粗肌絲
橫小管
旋轉肌球素
旋轉素
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
平滑肌收縮時,細胞內的Ca2+上升主要是來自於下列何種構造上的離子通道?
細胞膜
橫小管
終池
緻密體
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下何者為肌細胞?
肌原纖維
肌纖維
肌節
粗肌絲
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
橫紋肌的興奮─收縮聯合作用(excitation-contractioncoupling)與下列何種離子的作用關係最為密切?
鉀
鈉
鈣
鎂
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列何者非構成細肌絲的主要成份?
肌凝蛋白
肌動蛋白
旋轉素
旋轉肌球素
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