[{"data":1,"prerenderedAt":64},["ShallowReactive",2],{"q-nurse-108-1-maternal-pediatric-010":3},{"subject":4,"subjectSlug":5,"subjectFullName":4,"question":6,"related":33,"lastmod":63},"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-108-1-產兒科護理學-010","nurse-108-1-maternal-pediatric-010",108,1,10,"有關胎血循環，下列何者正確？",{"A":14,"B":15,"C":16,"D":17},"臍帶內含二條靜脈、一條動脈","臍靜脈血在進入右心房之前為充氧血","臍動脈內含缺氧血","卵圓孔是連接左右心室之間的開口","C",null,[],"本題考點為胎兒血液循環的解剖與含氧狀態，題目要選「正確」者。臍動脈由胎兒攜帶代謝後的缺氧血流向胎盤，故選 C「臍動脈內含缺氧血」正確。選項 A 錯誤，臍帶內為一條靜脈、兩條動脈（一靜二動），敘述的條數與種類相反。選項 B 錯誤，臍靜脈確實攜帶來自胎盤的充氧血，但它先匯入胎兒下腔靜脈與門脈系統，並非「進入右心房前」的獨立充氧血描述，且血液沿途已與缺氧血混合，敘述不精確。選項 D 錯誤，卵圓孔是連接左右『心房』之間的開口，而非左右心室。故以臍動脈含缺氧血最為明確正確。","胎兒循環三大分流：靜脈導管（讓臍靜脈充氧血繞過肝臟入下腔靜脈）、卵圓孔（右心房分流至左心房）、動脈導管（肺動脈分流至主動脈），目的都是繞過尚未運作的肺臟。記憶要訣與成人相反：胎兒『動脈』帶缺氧血、『靜脈』（臍靜脈）帶充氧血。臍帶血管「一靜二動」，靜脈較粗。出生後三分流閉合，肺循環啟動。連結概念：靜脈導管、動脈導管、卵圓孔閉合。",[24,27,29,31],{"term":25,"count":26},"胎兒循環",4,{"term":28,"count":10},"臍動脈缺氧血",{"term":30,"count":10},"臍帶一靜二動",{"term":32,"count":10},"卵圓孔連接左右心房",[34,38,43,48,53,58],{"webId":35,"stem":36,"number":37,"year":9,"session":10},"nurse-108-1-maternal-pediatric-011","丁女士使用催產素催生，胎兒監視器顯示胎心音早期減速，此時最合宜之措施為何？",11,{"webId":39,"stem":40,"number":41,"year":9,"session":42},"nurse-108-2-maternal-pediatric-027","有關新生兒的暗示行為之敘述，下列何者錯誤？",27,2,{"webId":44,"stem":45,"number":46,"year":47,"session":10},"nurse-109-1-maternal-pediatric-041","下列何種中毒情況適合為兒童進行催吐？",41,109,{"webId":49,"stem":50,"number":51,"year":52,"session":10},"nurse-110-1-maternal-pediatric-079","張小弟，5 個月，因水腦症入院，為預防顱內壓升高，下列護理措施何者不適當？",79,110,{"webId":54,"stem":55,"number":56,"year":57,"session":42},"nurse-111-2-maternal-pediatric-043","玲玲，2 歲 12 公斤，媽媽自己開車載她看醫生，玲玲乘坐汽車的方式，下列何者正確？",43,111,{"webId":59,"stem":60,"number":61,"year":62,"session":42},"nurse-112-2-maternal-pediatric-077","有關肌肉失養症（Muscular Dystrophy）病童之臨床表徵與處置，下列敘述何者不適當？",77,112,"2026-09-04",1788510710298]