[{"data":1,"prerenderedAt":66},["ShallowReactive",2],{"q-nurse-112-3-maternal-pediatric-023":3},{"subject":4,"subjectSlug":5,"subjectFullName":4,"question":6,"related":34,"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-112-3-產兒科護理學-023","nurse-112-3-maternal-pediatric-023",112,3,23,"承上題，若配偶亦為海洋性貧血之帶因者，有關胎兒狀況之敘述，下列何者正確？",{"A":14,"B":15,"C":16,"D":17},"胎兒為重症海洋性貧血的罹病率是 75%","重症海洋性貧血遺傳的機率與胎兒性別有關","若胎兒為乙型海洋性貧血重症者，則其在胎兒時期是正常的","若胎兒為乙型海洋性貧血重症者，丁女士易發生妊娠高血壓","C",null,[],"本題考點在於乙型海洋性貧血的遺傳模式與胎兒期表現。海洋性貧血屬體染色體隱性遺傳，雙親皆為帶因者時，子代罹患重症的機率為 25%（1\u002F4），且與胎兒性別無關。正解 C 指出「若胎兒為乙型海洋性貧血重症者，胎兒時期是正常的」，因胎兒期以胎兒血紅素（HbF，α₂γ₂）為主、不含 β 鏈，β 鏈缺陷在出生後 HbF 轉為 HbA 時才顯現症狀，故胎兒期正常。A 罹病率應為 25% 非 75%；B 遺傳與性別無關（非性聯）；D 重症胎兒與母體妊娠高血壓無因果關係。","乙型（β）海洋性貧血因 β 鏈合成障礙，而胎兒血紅素 HbF 由 α 與 γ 鏈組成，不依賴 β 鏈，故重症患兒在子宮內與出生初期正常，多於出生後 6 個月 HbF 遞減、HbA 應增而不足時才出現嚴重貧血。此與甲型（α）重症（Hb Bart's，胎兒水腫、胎死腹中）在胎兒期即發病形成對比。",[24,27,30,32],{"term":25,"count":26},"體染色體隱性遺傳",11,{"term":28,"count":29},"乙型海洋性貧血",1,{"term":31,"count":29},"胎兒血紅素 HbF",{"term":33,"count":29},"重症遺傳機率 25%",[35,39,45,50,55,60],{"webId":36,"stem":37,"number":38,"year":9,"session":10},"nurse-112-3-maternal-pediatric-024","有關人工受精的敘述，下列何者正確？",24,{"webId":40,"stem":41,"number":42,"year":43,"session":44},"nurse-113-2-maternal-pediatric-020","有關羊水栓塞（amniotic fluid embolism）之相關敘述，下列何者錯誤？",20,113,2,{"webId":46,"stem":47,"number":48,"year":49,"session":29},"nurse-114-1-maternal-pediatric-014","下列何者最適合採用泌乳期無月經法（LAM）作為避孕方法？",14,114,{"webId":51,"stem":52,"number":53,"year":54,"session":44},"nurse-115-2-maternal-pediatric-012","自然產後 4 小時，協助個案下床解尿後，觸診子宮為堅硬狀，子宮底與肚臍平並且置中。觀察產後棉片每 20 分鐘就濕透一片，並不斷流出鮮紅色物，當時血壓 90\u002F56 mmHg。下列敘述何者最適當？",12,115,{"webId":56,"stem":57,"number":58,"year":59,"session":29},"nurse-107-1-maternal-pediatric-006","有關妊娠期的營養評估與指導，下列何者錯誤？",6,107,{"webId":61,"stem":62,"number":63,"year":64,"session":29},"nurse-108-1-maternal-pediatric-040","下列何者不屬於腦下垂體所分泌之促性腺激素（pituitary gonadotrophic hormones）？",40,108,"2026-09-04",1788510745446]