[{"data":1,"prerenderedAt":64},["ShallowReactive",2],{"q-nurse-114-1-basic-medicine-005":3},{"subject":4,"subjectSlug":5,"subjectFullName":6,"question":7,"related":33,"lastmod":63},"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":12},"nurse-114-1-基礎醫學-005","nurse-114-1-basic-medicine-005",114,1,5,"在人類胚胎期，下列何種激素最可能直接刺激外生殖構造發育為男性？",{"A":15,"B":16,"C":17,"D":18},"睪固酮（testosterone）","雙氫睪固酮（DHT）","雌激素（estrogen）","去氫雄脂酮（DHEA）","B",null,[],"本題考點在於胚胎期男性外生殖器發育所依賴的雄性素。依生殖分化機轉，睪固酮經 5α-還原酶轉化為雙氫睪固酮（DHT），DHT 才是直接刺激外生殖構造（陰莖、陰囊、攝護腺）男性化發育的關鍵荷爾蒙，故選 B。A 睪固酮主要負責內生殖管（沃夫氏管衍生的副睪、輸精管、精囊）發育，對外生殖器須先轉為 DHT 才作用；C 雌激素為女性化荷爾蒙，非男性外生殖器發育因子；D 去氫雄脂酮（DHEA）為腎上腺弱雄性素前驅物，作用力弱且非直接驅動外生殖器男性化，故均不正確。","經典對比：睪固酮管「內管」（沃夫氏管→副睪、輸精管、精囊），DHT 管「外器」（外生殖器與攝護腺）。臨床印證是 5α-還原酶缺乏症患者睪固酮正常但 DHT 不足，出生時外生殖器女性化、青春期才因睪固酮上升而部分男性化。攝護腺肥大用的 finasteride 正是 5α-還原酶抑制劑，降低 DHT。記住「內睪外雙氫」即可秒解。",[25,27,29,31],{"term":26,"count":12},"睪固酮",{"term":28,"count":11},"雙氫睪固酮 DHT",{"term":30,"count":11},"5α-還原酶",{"term":32,"count":11},"外生殖器分化",[34,38,43,48,53,58],{"webId":35,"stem":36,"number":37,"year":10,"session":11},"nurse-114-1-basic-medicine-006","特定微血管區段之微血管靜水壓（capillary hydrostatic pressure）為24 mmHg、組織間隙靜水壓（interstitial hydrostatic pressure）為0 mmHg、微血管滲透壓（capillary colloid osmotic pressure）為12 mmHg、組織間隙滲透壓（interstitial colloid osmotic pressure）為2 mmHg，則該處微血管液流動形式及總驅動力（net filtration pressure）分別為何？",6,{"webId":39,"stem":40,"number":41,"year":10,"session":42},"nurse-114-3-basic-medicine-002","有關皮脂腺（sebaceous gland），下列敘述何者正確？",2,3,{"webId":44,"stem":45,"number":46,"year":47,"session":11},"nurse-115-1-basic-medicine-046","有關貓抓熱（cat-scratch disease）的敘述，下列何者最適當？",46,115,{"webId":49,"stem":50,"number":51,"year":52,"session":41},"nurse-106-2-basic-medicine-064","免疫抑制劑 sirolimus（又稱 rapamune）可緩解免疫組織損壞。此藥物在淋巴細胞作用之敘述，何者正確？",64,106,{"webId":54,"stem":55,"number":56,"year":57,"session":11},"nurse-108-1-basic-medicine-028","下列那一個類固醇激素生合成路徑中的酵素，決定了女性而非男性第二性徵的發育？",28,108,{"webId":59,"stem":60,"number":61,"year":62,"session":11},"nurse-109-1-basic-medicine-062","下列何者是屬於具有抗發炎作用的氣喘用藥？",62,109,"2026-09-04",1788510756234]