[{"data":1,"prerenderedAt":66},["ShallowReactive",2],{"q-nurse-110-1-medical-surgical-024":3},{"subject":4,"subjectSlug":5,"subjectFullName":4,"question":6,"related":35,"lastmod":65},"內外科護理學","medical-surgical",{"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-110-1-內外科護理學-024","nurse-110-1-medical-surgical-024",110,1,24,"因呼吸衰竭而血中二氧化碳分壓（PaCO 2 ）過高時，下列症狀何者最可能立即危及生命？",{"A":14,"B":15,"C":16,"D":17},"病人變得嗜睡導致 PaCO 2 提高","病人周邊血氧飽和濃度（SpO 2 ）為 90%","病人主訴全身虛弱","病人的血壓偏高 160\u002F90 mmHg","A",null,[],"本題考點為呼吸衰竭時 PaCO₂ 過高（高碳酸血症）所引發的立即致命風險。考點在於辨識二氧化碳蓄積對中樞神經的抑制作用：PaCO₂ 升高會使病人嗜睡、意識下降，而意識下降又抑制呼吸驅動、使換氣更差、PaCO₂ 再升高，形成惡性循環即二氧化碳麻醉，可導致呼吸停止，最危及生命，選 A。B 的 SpO₂ 90% 雖偏低但尚可維持，非立即致命。C 全身虛弱屬非特異主訴，不直接危及生命。D 血壓 160\u002F90 mmHg 僅輕度偏高，非急性致命因素。","CO₂ 麻醉（CO₂ narcosis）機轉：慢性高碳酸血症病人（如 COPD）的呼吸驅動已依賴低血氧刺激，若 PaCO₂ 持續攀升會抑制腦幹呼吸中樞，意識障礙→換氣不足→PaCO₂ 續升的正回饋。臨床警訊順序：頭痛、嗜睡、撲動性震顫、昏迷。對比記憶：低血氧看 SpO₂\u002FPaO₂，高碳酸看意識與呼吸驅動。此類題選「導致換氣持續惡化」的選項，因它會自我放大。",[24,27,29,31,33],{"term":25,"count":26},"高碳酸血症",2,{"term":28,"count":26},"呼吸衰竭",{"term":30,"count":10},"二氧化碳麻醉",{"term":32,"count":10},"呼吸驅動",{"term":34,"count":10},"意識障礙",[36,40,44,49,54,59],{"webId":37,"stem":38,"number":39,"year":9,"session":10},"nurse-110-1-medical-surgical-025","有關急性中耳炎之敘述，下列何者正確？",25,{"webId":41,"stem":42,"number":43,"year":9,"session":26},"nurse-110-2-medical-surgical-041","有關頭頸部放射線治療的敘述，下列何者錯誤？",41,{"webId":45,"stem":46,"number":47,"year":48,"session":10},"nurse-111-1-medical-surgical-055","有關呼吸器的使用，通常會設定每分鐘數次深呼吸，其所要預防之首要合併症，下列何者正確？",55,111,{"webId":50,"stem":51,"number":52,"year":53,"session":26},"nurse-112-2-medical-surgical-013","有關腹膜炎常見的臨床表徵，下列何者錯誤？",13,112,{"webId":55,"stem":56,"number":57,"year":58,"session":26},"nurse-113-2-medical-surgical-037","有關良性前列腺肥大症狀與導因之敘述，下列何者正確？",37,113,{"webId":60,"stem":61,"number":62,"year":63,"session":64},"nurse-114-3-medical-surgical-031","有關急性支氣管炎，下列敘述何者最適當？",31,114,3,"2026-09-04",1788510720955]