[{"data":1,"prerenderedAt":66},["ShallowReactive",2],{"q-nurse-113-3-basic-medicine-015":3},{"subject":4,"subjectSlug":5,"subjectFullName":6,"question":7,"related":34,"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":11},"nurse-113-3-基礎醫學-015","nurse-113-3-basic-medicine-015",113,3,15,"下列有關女性排卵的敘述，何者正確？",{"A":15,"B":16,"C":17,"D":18},"由黃體（corpus luteum）分泌的雌激素（estrogen）誘發排卵","黃體激素（progesterone）對黃體促素（LH）的正回饋所致","腦下腺前葉 LH 的高峯分泌（LH surge）可誘發排卵","排卵後的濾泡細胞即轉變為白體（corpus albicans）","C",null,[],"本題考點在於女性月經週期中排卵的內分泌觸發機轉。排卵是由腦下腺前葉大量分泌黃體促素造成的 LH 高峯(LH surge)所誘發,故選 C。其機轉為濾泡成熟後大量分泌的雌激素在後期轉為對下視丘與腦下腺的「正回饋」,促使 LH 急遽飆升而觸發卵子排出。A 錯誤,誘發排卵前雌激素主要來自成熟濾泡(顆粒細胞),而非排卵後才形成的黃體;黃體是排卵之後才生成。B 錯誤,LH surge 主要由高濃度雌激素的正回饋所致,黃體激素(黃體酮)在排卵前濃度低且其對 LH 多為負回饋。D 錯誤,排卵後的濾泡細胞先轉變為黃體,黃體退化後才變成白體,並非直接變白體。掌握「雌激素正回饋→LH surge→排卵」的順序即可作答。","月經週期激素軸:濾泡期 FSH 促濾泡發育、顆粒細胞分泌雌激素,低量雌激素對腦下腺為負回饋;當雌激素持續高過閾值約 48–72 小時,轉為正回饋引爆 LH surge(約排卵前 24–36 小時),觸發排卵。排卵後濾泡黃體化成黃體,分泌黃體酮維持子宮內膜分泌期;若未受孕黃體約 14 天退化成白體,黃體酮與雌激素驟降致月經來潮。記憶鏈:FSH→雌激素→(正回饋)LH surge→排卵→黃體→黃體酮→(退化)白體。臨床上排卵試紙即偵測尿中 LH 峯值。",[25,27,29,32],{"term":26,"count":11},"LH surge",{"term":28,"count":11},"排卵",{"term":30,"count":31},"雌激素正回饋",1,{"term":33,"count":31},"黃體與白體",[35,39,45,50,55,60],{"webId":36,"stem":37,"number":38,"year":10,"session":11},"nurse-113-3-basic-medicine-016","當組織代謝活性（tissue metabolic activity）增加時不會引起下列何種反應？",16,{"webId":40,"stem":41,"number":42,"year":43,"session":44},"nurse-114-2-basic-medicine-012","鈣離子活化平滑肌細胞橫橋（cross-bridge）反應，下列何者為其主要作用？",12,114,2,{"webId":46,"stem":47,"number":48,"year":49,"session":31},"nurse-115-1-basic-medicine-006","神經細胞於靜止膜電位階段，細胞膜對鈉離子與鉀離子的通透性為何？",6,115,{"webId":51,"stem":52,"number":53,"year":54,"session":44},"nurse-106-2-basic-medicine-024","下列何者因分泌持續增加而使骨質密度增加？",24,106,{"webId":56,"stem":57,"number":58,"year":59,"session":44},"nurse-107-2-basic-medicine-068","有關人類主要組織相容性複合體（MHC）分子的敘述，下列何者正確？",68,107,{"webId":61,"stem":62,"number":63,"year":64,"session":31},"nurse-109-1-basic-medicine-022","下列關於牽張反射（stretch reflex）之敘述，何者正確？",22,109,"2026-09-04",1788510751617]