[{"data":1,"prerenderedAt":66},["ShallowReactive",2],{"q-nurse-111-2-maternal-pediatric-022":3},{"subject":4,"subjectSlug":5,"subjectFullName":4,"question":6,"related":36,"lastmod":65},"產兒科護理學","maternal-pediatric",{"id":7,"webId":8,"year":9,"session":10,"subject":4,"number":11,"stem":12,"options":13,"answer":18,"answerNote":19,"images":20,"explanation":21,"explanationDeep":22,"topics":23,"freq":26},"nurse-111-2-產兒科護理學-022","nurse-111-2-maternal-pediatric-022",111,2,22,"有關泌乳機轉的敘述，下列何者正確？",{"A":14,"B":15,"C":16,"D":17},"乳汁的移出與吸吮次數會影響泌乳量","吸吮刺激腦下垂體前葉分泌催產素","泌乳素可作用於肌皮細胞產生排乳反射","泌乳素夜間分泌較少，母親夜間應有充足睡眠以利奶水分泌","A",null,[],"本題考點在泌乳的荷爾蒙機轉與供需原理。泌乳遵循供需平衡：乳汁移出愈多、嬰兒吸吮次數愈頻繁，泌乳素分泌與乳汁生成就愈多，故選A正確。考點在於「移乳與吸吮頻率決定泌乳量」。選項B錯在荷爾蒙對應，吸吮刺激腦下垂體「後葉」分泌催產素（引發排乳），前葉分泌的是泌乳素（負責製乳），選項將前後葉與荷爾蒙配對顛倒；選項C錯在作用於肌皮細胞產生排乳反射的是催產素而非泌乳素；選項D錯在泌乳素其實是夜間分泌較「多」，故鼓勵夜間哺乳有助維持奶量，該敘述方向相反。三個錯項皆混淆泌乳素與催產素的來源與作用。","兩荷爾蒙分工口訣：泌乳素（prolactin，腦下垂體前葉）＝製造乳汁，夜間分泌高；催產素（oxytocin，腦下垂體後葉）＝排乳反射（let-down），作用於乳腺腺泡周圍的肌上皮細胞收縮擠出乳汁，並受情緒影響（看到寶寶、聽哭聲可促發，緊張焦慮則抑制）。供需法則：移乳愈勤，泌乳素受器活化愈多，產量愈高；乳汁滯留則抑制素（FIL）回饋降低製乳。故頻繁且有效的吸吮是維持奶量的關鍵。",[24,27,29,32,34],{"term":25,"count":26},"催產素",8,{"term":28,"count":10},"泌乳素",{"term":30,"count":31},"泌乳機轉",1,{"term":33,"count":31},"供需原理",{"term":35,"count":31},"排乳反射",[37,41,46,50,56,61],{"webId":38,"stem":39,"number":40,"year":9,"session":10},"nurse-111-2-maternal-pediatric-023","有關各種避孕方法作用原理的敘述，下列何者正確？",23,{"webId":42,"stem":43,"number":44,"year":45,"session":31},"nurse-112-1-maternal-pediatric-039","有關尖型濕疣（菜花）的敘述，下列何者錯誤？",39,112,{"webId":47,"stem":48,"number":49,"year":45,"session":10},"nurse-112-2-maternal-pediatric-053","有關慢性疾病兒童與家庭的照護原則，下列敘述何者不適當？",53,{"webId":51,"stem":52,"number":53,"year":54,"session":55},"nurse-113-3-maternal-pediatric-021","林女士，入院待產，醫師內診時發現臍帶脫垂，下列處置何者錯誤？",21,113,3,{"webId":57,"stem":58,"number":59,"year":60,"session":31},"nurse-115-1-maternal-pediatric-025","有關卵巢癌的致病因素，下列敘述何者錯誤？",25,115,{"webId":62,"stem":63,"number":44,"year":64,"session":10},"nurse-106-2-maternal-pediatric-039","晚期子宮頸癌病人接受放射線治療及 Cisplatin 化學治療後感覺耳鳴及聽力喪失，下列敘述何者錯誤？",106,"2026-09-04",1788510739169]