[{"data":1,"prerenderedAt":64},["ShallowReactive",2],{"q-nurse-107-1-basic-medicine-027":3},{"subject":4,"subjectSlug":5,"subjectFullName":6,"question":7,"related":34,"lastmod":63},"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,"explanationDeep":23,"topics":24,"freq":27},"nurse-107-1-基礎醫學-027","nurse-107-1-basic-medicine-027",107,1,27,"正常的心動週期（cardiac cycle）中，動作電位會在何處有延遲傳遞的現象？",{"A":15,"B":16,"C":17,"D":18},"心室心肌","竇房結（SA node）","房室結（AV node）","房室束（bundle of His）","C",null,[],"本題考點是心臟電傳導系統中的生理性延遲部位。依心臟電生理，正常心動週期中動作電位在房室結（AV node）傳導最慢、出現延遲，故選 C。此延遲確保心房收縮完成、心室充分充盈後心室才收縮。竇房結（B）是節律點負責發動衝動；心室心肌（A）與房室束（D，希氏束）為快速傳導路徑，無明顯延遲。判斷關鍵在於認得房室結為心臟傳導的「減速閘」。","房室結延遲約 0.1 秒（對應心電圖 PR 間期），機轉為結區細胞小、缺乏快速鈉通道、依賴慢鈣通道傳導，故傳導速度最慢。生理意義：房室協調，讓心房「踢入」（atrial kick）補足心室充盈。傳導序列：SA 結→心房→AV 結（延遲）→希氏束→左右束支→浦金氏纖維→心室肌。臨床連結：房室結阻滯導致 PR 延長或完全房室傳導阻滯，是心律不整判讀基礎。",[25,28,30,32],{"term":26,"count":27},"心臟傳導系統",3,{"term":29,"count":11},"房室結(AV node)",{"term":31,"count":11},"房室結延遲",{"term":33,"count":11},"PR 間期",[35,39,44,49,54,59],{"webId":36,"stem":37,"number":38,"year":10,"session":11},"nurse-107-1-basic-medicine-028","下列構造何者可以進行腎臟之逆流交換（counter-current exchange）？",28,{"webId":40,"stem":41,"number":42,"year":10,"session":43},"nurse-107-2-basic-medicine-044","下列何種類型的泌尿道結石最常見？",44,2,{"webId":45,"stem":46,"number":47,"year":48,"session":11},"nurse-108-1-basic-medicine-058","下列何種苯二氮平（Benzodiazepine）藥物，最易引起較嚴重之戒斷症狀（如：焦慮）？",58,108,{"webId":50,"stem":51,"number":52,"year":53,"session":43},"nurse-109-2-basic-medicine-016","交感神經中的大內臟神經（greater splanchnic nerve）其節前神經纖維來自下列何者？",16,109,{"webId":55,"stem":56,"number":57,"year":58,"session":43},"nurse-110-2-basic-medicine-060","有關具黏膜保護作用的 Sucralfate 敘述，下列何者錯誤？",60,110,{"webId":60,"stem":61,"number":42,"year":62,"session":11},"nurse-112-1-basic-medicine-044","下列何種致病菌不是主要經由呼吸道感染人體？",112,"2026-09-04",1788510701082]