[{"data":1,"prerenderedAt":67},["ShallowReactive",2],{"q-nurse-110-1-medical-surgical-033":3},{"subject":4,"subjectSlug":5,"subjectFullName":4,"question":6,"related":36,"lastmod":66},"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-033","nurse-110-1-medical-surgical-033",110,1,33,"有關心臟循環動力學的敘述，下列何者錯誤？",{"A":14,"B":15,"C":16,"D":17},"心輸出量（cardiac output）＝心搏出量（stroke volume）×每分鐘心跳次數","心跳次數 200 次／每分鐘之心輸出量＞心跳次數 80 次／每分鐘之心輸出量","中心靜脈導管測量的是右心房之壓力","平均動脈壓＝1\u002F3 收縮壓＋2\u002F3 舒張壓","B",null,[],"本題考點為心臟循環動力學的基本關係，題目要選「錯誤」者。考點在於心跳速率與心輸出量並非單純正比，心跳過快（如 200 次／分）會使舒張期大幅縮短、心室充盈不足，每搏輸出量下降，反而使心輸出量低於心跳 80 次／分時，故 B 敘述錯誤。A 心輸出量＝每搏輸出量×心跳次數，公式正確。C 中心靜脈導管測得的是右心房壓力，正確。D 平均動脈壓＝1\u002F3 收縮壓＋2\u002F3 舒張壓，正確。","心輸出量 CO＝SV×HR，看似心跳愈快 CO 愈高，但存在最適區間：心跳過快使舒張充盈期縮短，前負荷不足導致 SV 驟降，CO 反下降（心搏過速時心室來不及填血）。MAP＝DBP＋1\u002F3 脈壓＝1\u002F3 SBP＋2\u002F3 DBP，因舒張期佔心動週期約三分之二。CVP 反映右心前負荷。記憶：心跳快不等於輸出多，過猶不及；填血要時間，太快就抽乾。",[24,27,30,32,34],{"term":25,"count":26},"心輸出量",4,{"term":28,"count":29},"每搏輸出量",2,{"term":31,"count":10},"心跳速率",{"term":33,"count":10},"舒張充盈期",{"term":35,"count":10},"平均動脈壓",[37,41,45,50,55,60],{"webId":38,"stem":39,"number":40,"year":9,"session":10},"nurse-110-1-medical-surgical-034","決定心搏出量（stroke volume）的要素，下列何者錯誤？",34,{"webId":42,"stem":43,"number":44,"year":9,"session":29},"nurse-110-2-medical-surgical-050","有關愛滋病的傳染途徑，下列何者錯誤？",50,{"webId":46,"stem":47,"number":48,"year":49,"session":10},"nurse-111-1-medical-surgical-064","梁太太規律接受血液透析，因腎性貧血服用葉酸，其最恰當的服用時間為何？",64,111,{"webId":51,"stem":52,"number":53,"year":54,"session":29},"nurse-112-2-medical-surgical-022","有關鼻咽癌病人接受放射線治療之護理指導，下列何者錯誤？",22,112,{"webId":56,"stem":57,"number":58,"year":59,"session":29},"nurse-113-2-medical-surgical-046","下列何者是副甲狀腺功能亢進的臨床表徵？",46,113,{"webId":61,"stem":62,"number":63,"year":64,"session":65},"nurse-114-3-medical-surgical-040","有關高血鈣及其照護，下列敘述何者最適當？",40,114,3,"2026-09-04",1788510721076]