[{"data":1,"prerenderedAt":48},["ShallowReactive",2],{"q-nurse-108-2-basic-medicine-026":3},{"subject":4,"subjectSlug":5,"subjectFullName":6,"question":7,"related":24},"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,"freq":23},"nurse-108-2-基礎醫學-026","nurse-108-2-basic-medicine-026",108,2,26,"下列何種原因抑制懷孕時乳汁的製造？",{"A":15,"B":16,"C":17,"D":18},"泌乳素（prolactin）濃度過低，不足以刺激乳腺","人類胎盤泌乳素（human placental lactogen）過低","多巴胺（dopamin）抑制腦下腺合成泌乳素","雌激素（estrogen）與黃體素（progesterone）濃度高","D",null,[],"本題考點為懷孕期間乳汁製造受抑制的原因。懷孕時胎盤分泌大量雌激素與黃體素,雖能促進乳腺與乳管發育,卻同時抑制泌乳素對乳腺的泌乳作用,使乳汁製造受阻;直到分娩後胎盤娩出、雌激素與黃體素驟降,泌乳作用才解除抑制而啟動泌乳,故選D。A泌乳素在懷孕期其實是升高的,並非過低。B人類胎盤泌乳素在孕期反而升高,協助母體代謝調節。C多巴胺確實會抑制泌乳素分泌,但懷孕期泌乳素仍高,並非乳汁受抑的主因。判斷關鍵在於認清「高濃度雌激素與黃體素封鎖泌乳素的泌乳效應」是孕期不泌乳的核心機轉。",1,[25,29,32,36,40,44],{"webId":26,"stem":27,"number":23,"year":28,"session":23},"nurse-106-1-basic-medicine-001","下列有關表皮的敘述，何者正確？",106,{"webId":30,"stem":31,"number":11,"year":28,"session":23},"nurse-106-1-basic-medicine-002","下列何者在組織學特徵上可區分為絲球帶（zona glomerulosa）、束狀帶（zona fasciculata）、網狀帶（zona reticularis）？",{"webId":33,"stem":34,"number":35,"year":28,"session":23},"nurse-106-1-basic-medicine-003","顴弓（zygomatic arch）是由顴骨與下列何者共同組成？",3,{"webId":37,"stem":38,"number":39,"year":28,"session":23},"nurse-106-1-basic-medicine-004","下列何者參與形成踝關節？",4,{"webId":41,"stem":42,"number":43,"year":28,"session":23},"nurse-106-1-basic-medicine-005","下列何者是維持背部直立最重要的肌肉？",5,{"webId":45,"stem":46,"number":47,"year":28,"session":23},"nurse-106-1-basic-medicine-006","行走於前臂的內側，並與上臂深層的靜脈會合成腋靜脈的是那一條血管？",6,1783840757301]