[{"data":1,"prerenderedAt":62},["ShallowReactive",2],{"q-nurse-108-1-basic-medicine-018":3},{"subject":4,"subjectSlug":5,"subjectFullName":6,"question":7,"related":33,"lastmod":61},"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-018","nurse-108-1-basic-medicine-018",108,1,18,"下列何者是肌細胞在初期收縮時的主要能量來源？",{"A":15,"B":16,"C":17,"D":18},"葡萄糖","胺基酸","磷酸肌酸","脂肪酸","C",null,[],"本題考點是肌肉收縮初期的能量來源順序。依肌肉能量學,肌肉開始收縮時ATP迅速耗竭,最先由磷酸肌酸(creatine phosphate)將高能磷酸鍵轉給ADP快速再生ATP,提供收縮初期數秒至十餘秒的即時能量,故選C。A葡萄糖需經糖解與有氧代謝、供能較磷酸肌酸系統慢,屬持續運動的中期來源;B胺基酸主要作為建構材料、非收縮初期主要供能;D脂肪酸經β氧化供能屬長時間耐力運動的來源、啟動最慢。此題關鍵在記住供能系統的時間序:磷酸肌酸(最快)→糖解→有氧代謝。","肌肉三大供能系統依啟動速度排序:磷酸原系統(ATP-CP,約10秒內、爆發力用)、無氧糖解系統(數十秒至約2分鐘、產乳酸)、有氧氧化系統(長時間耐力、以葡萄糖與脂肪酸為燃料)。磷酸肌酸由creatine kinase催化,在休息時儲能、運動時快速釋能,是短跑、舉重等瞬發運動的關鍵。臨床上血中creatine kinase(CK)升高可反映肌肉損傷。記憶:越快用的燃料儲量越少,故只能撐短時間。",[25,28,29,31],{"term":26,"count":27},"肌酸激酶",2,{"term":17,"count":11},{"term":30,"count":11},"ATP-CP系統",{"term":32,"count":11},"肌肉供能系統順序",[34,38,42,47,52,56],{"webId":35,"stem":36,"number":37,"year":10,"session":11},"nurse-108-1-basic-medicine-019","小動脈的阻力與下列何者之 4 次方呈反比？",19,{"webId":39,"stem":40,"number":41,"year":10,"session":27},"nurse-108-2-basic-medicine-035","人類免疫不全病毒（HIV）進入 T 細胞需要何種分子當作病毒的高親和力受體？",35,{"webId":43,"stem":44,"number":45,"year":46,"session":11},"nurse-109-1-basic-medicine-049","有關抗高血壓藥物的敘述，下列何者錯誤？",49,109,{"webId":48,"stem":49,"number":50,"year":51,"session":27},"nurse-110-2-basic-medicine-007","脊髓的齒狀韌帶由下列何者衍生構成？",7,110,{"webId":53,"stem":54,"number":11,"year":55,"session":11},"nurse-112-1-basic-medicine-001","腦下腺腫瘤影響視覺功能時，下列何處最可能受壓迫？",112,{"webId":57,"stem":58,"number":59,"year":60,"session":11},"nurse-113-1-basic-medicine-045","治療金黃色葡萄球菌造成的院內感染，下列何種抗生素最可能有效？",45,113,"2026-09-04",1788510708255]