[{"data":1,"prerenderedAt":63},["ShallowReactive",2],{"q-nurse-113-2-basic-medicine-011":3},{"subject":4,"subjectSlug":5,"subjectFullName":6,"question":7,"related":34,"lastmod":62},"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-113-2-基礎醫學-011","nurse-113-2-basic-medicine-011",113,2,11,"骨骼肌收縮所需要的鈣離子主要來自下列何種胞器？",{"A":15,"B":16,"C":17,"D":18},"肌漿質網","細胞核","溶小體","高基氏體","A",null,[],"本題考點在於骨骼肌興奮收縮偶聯中鈣離子的來源。骨骼肌收縮時,動作電位經橫小管傳入,觸發肌漿質網(sarcoplasmic reticulum)釋放其儲存的鈣離子至肌漿,鈣結合肌鈣蛋白啟動橫橋循環,故鈣主要來自肌漿質網,選 A。B 細胞核儲存遺傳物質;C 溶小體含水解酶負責胞內消化;D 高基氏體負責蛋白質修飾與運輸,皆與肌收縮的鈣儲存釋放無關。","興奮收縮偶聯:T 小管的電位變化經 DHP 受體感應,活化肌漿質網上的 ryanodine 受體釋鈣;收縮後鈣再由 SERCA 幫浦回收入肌漿質網使肌肉舒張。骨骼肌對外鈣依賴度低(以肌漿質網為主),此點與心肌需外鈣觸發鈣誘發鈣釋放不同。",[25,28,31,32],{"term":26,"count":27},"興奮收縮偶聯",3,{"term":29,"count":30},"骨骼肌收縮",1,{"term":15,"count":30},{"term":33,"count":30},"鈣離子釋放",[35,39,44,47,52,57],{"webId":36,"stem":37,"number":38,"year":10,"session":11},"nurse-113-2-basic-medicine-012","活化副交感神經（parasympathetic nervous system），將會降低心跳速率，此作用主要媒介的受體為：",12,{"webId":40,"stem":41,"number":42,"year":43,"session":30},"nurse-114-1-basic-medicine-008","正常情況下，下列何種物質在腎臟再吸收（reabsorption）的比例最高？",8,114,{"webId":45,"stem":46,"number":11,"year":43,"session":27},"nurse-114-3-basic-medicine-002","有關皮脂腺（sebaceous gland），下列敘述何者正確？",{"webId":48,"stem":49,"number":50,"year":51,"session":30},"nurse-106-1-basic-medicine-050","下列何種交感神經藥物，可用於急性鬱血性心衰竭病人以增加其心輸出量？",50,106,{"webId":53,"stem":54,"number":55,"year":56,"session":11},"nurse-107-2-basic-medicine-014","有關牙齒之敘述，下列何者錯誤？",14,107,{"webId":58,"stem":59,"number":60,"year":61,"session":11},"nurse-108-2-basic-medicine-048","類風濕性關節炎的病理特徵為何？",48,108,"2026-09-04",1788510753952]