[{"data":1,"prerenderedAt":65},["ShallowReactive",2],{"q-nurse-114-2-basic-medicine-016":3},{"subject":4,"subjectSlug":5,"subjectFullName":6,"question":7,"related":34,"lastmod":64},"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-114-2-基礎醫學-016","nurse-114-2-basic-medicine-016",114,2,16,"下列何者可將睪固酮轉換為動情二醇（17β-estradiol）？",{"A":15,"B":16,"C":17,"D":18},"濾泡細胞","萊迪氏細胞","卵細胞","卵囊泡膜細胞","A",null,[],"本題考點在於類固醇激素的合成酵素定位。依芳香化酶(aromatase)機轉,睪固酮須經此酶芳香化才能轉為動情二醇(17β-estradiol),而卵巢中負責表現芳香化酶的是濾泡(顆粒層)細胞,故選 A。B 萊迪氏細胞位於睪丸,分泌的是睪固酮本身,並非轉換場所;C 卵細胞為生殖細胞,不具此類固醇合成酵素;D 卵囊泡膜細胞在雙細胞學說中負責提供雄性素前驅物(睪固酮),需再送入濾泡細胞才被芳香化,本身不完成此轉換。故正解為 A。","記憶點:卵巢「兩細胞兩激素」學說—膜細胞(theca)在 LH 刺激下產生雄性素,顆粒層細胞(granulosa)在 FSH 刺激下以芳香化酶把雄性素轉為雌激素。芳香化酶(CYP19)是雌激素合成的限速酵素,故乳癌治療的芳香化酶抑制劑(如 anastrozole)即阻斷此步驟。",[25,28,30,32],{"term":26,"count":27},"芳香化酶",1,{"term":29,"count":27},"卵巢顆粒層細胞",{"term":31,"count":27},"兩細胞兩激素學說",{"term":33,"count":27},"17β-estradiol",[35,39,44,49,54,59],{"webId":36,"stem":37,"number":38,"year":10,"session":11},"nurse-114-2-basic-medicine-017","下列何種疾病主要是視錐細胞（cone cells）基因突變異常所致？",17,{"webId":40,"stem":41,"number":42,"year":43,"session":27},"nurse-115-1-basic-medicine-013","下列有關股四頭肌（quadriceps femoris）的敘述，何者錯誤？",13,115,{"webId":45,"stem":46,"number":47,"year":48,"session":27},"nurse-106-1-basic-medicine-007","下列何者走在心臟左邊的冠狀溝（coronary sulcus）中？",7,106,{"webId":50,"stem":51,"number":52,"year":53,"session":27},"nurse-107-1-basic-medicine-045","下列何種睪丸腫瘤中，最可能造成人類絨毛膜性腺激素（human chorionic gonadotropin, hCG）之升高？",45,107,{"webId":55,"stem":56,"number":57,"year":58,"session":11},"nurse-108-2-basic-medicine-009","下列血球何者最終成熟的位置不是在骨髓？",9,108,{"webId":60,"stem":61,"number":62,"year":63,"session":11},"nurse-109-2-basic-medicine-043","下列那一種細胞不參與過敏性氣喘？",43,109,"2026-09-04",1788510758652]