[{"data":1,"prerenderedAt":66},["ShallowReactive",2],{"q-nurse-108-1-basic-medicine-026":3},{"subject":4,"subjectSlug":5,"subjectFullName":6,"question":7,"related":37,"lastmod":65},"基礎醫學","basic-medicine","基礎醫學(包括解剖學、生理學、病理學、藥理學、微生物學與免疫學)",{"id":8,"webId":9,"year":10,"session":11,"subject":4,"number":12,"stem":13,"options":14,"answer":19,"answerNote":20,"images":21,"explanation":22,"explanationDeep":23,"topics":24,"freq":27},"nurse-108-1-基礎醫學-026","nurse-108-1-basic-medicine-026",108,1,26,"下列那一個蛋白質不參與骨骼肌（skeletal muscle）的收縮？",{"A":15,"B":16,"C":17,"D":18},"肌凝蛋白（myosin）","旋轉素（troponin）","旋轉肌凝素（tropomyosin）","攜鈣素（calmodulin）","D",null,[],"本題考點為骨骼肌收縮相關蛋白質的辨識。依肌絲滑動學說，骨骼肌收縮需肌凝蛋白（myosin，粗肌絲）與肌動蛋白（actin，細肌絲）交互作用，並由旋轉素（troponin，結合鈣）與旋轉肌凝素（tropomyosin）調控橫橋暴露。攜鈣素（calmodulin，D）是「平滑肌」收縮的鈣感應蛋白，透過活化肌凝蛋白輕鏈激酶調控收縮，骨骼肌並不使用它，故選 D。A、B、C 三者皆為骨骼肌收縮的必要蛋白，故非答案。","鈣感應蛋白的分工是關鍵對比：骨骼肌與心肌用 troponin C 感應鈣，平滑肌則用 calmodulin。平滑肌收縮路徑：Ca²⁺-calmodulin → 活化肌凝蛋白輕鏈激酶（MLCK）→ 磷酸化肌凝蛋白輕鏈 → 橫橋循環。記憶：橫紋肌看 troponin，平滑肌看 calmodulin。",[25,28,31,33,35],{"term":26,"count":27},"平滑肌收縮",3,{"term":29,"count":30},"calmodulin",2,{"term":32,"count":11},"肌絲滑動學說",{"term":34,"count":11},"troponin",{"term":36,"count":11},"tropomyosin",[38,42,46,51,56,61],{"webId":39,"stem":40,"number":41,"year":10,"session":11},"nurse-108-1-basic-medicine-027","高蛋白質且低碳水化合物的飲食，可以刺激胰島素（insulin）分泌，但不會造成低血糖的最可能原因為何？",27,{"webId":43,"stem":44,"number":45,"year":10,"session":30},"nurse-108-2-basic-medicine-043","下列感染症的致病機轉與細菌產生的外毒素有關，何者除外？",43,{"webId":47,"stem":48,"number":49,"year":50,"session":11},"nurse-109-1-basic-medicine-057","下列何者不是類鴉片藥物常見的副作用？",57,109,{"webId":52,"stem":53,"number":54,"year":55,"session":30},"nurse-110-2-basic-medicine-015","橫結腸不具下列何種構造？",15,110,{"webId":57,"stem":58,"number":59,"year":60,"session":11},"nurse-112-1-basic-medicine-009","負責平衡鼓膜（tympanic membrane）內外壓力的耳咽管（auditory tube），主要連通那兩個部位？",9,112,{"webId":62,"stem":63,"number":27,"year":64,"session":30},"nurse-113-2-basic-medicine-003","下列那一條肌肉的收縮可繃緊聲帶？",113,"2026-09-04",1788510708310]