[{"data":1,"prerenderedAt":64},["ShallowReactive",2],{"q-nurse-106-2-basic-medicine-051":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-106-2-基礎醫學-051","nurse-106-2-basic-medicine-051",106,2,51,"吸入性全身麻醉劑的 MAC（minimal alveolar concentration）數值越小，其所代表的意義為何？",{"A":15,"B":16,"C":17,"D":18},"麻醉劑強度越大","麻醉劑強度越小","麻醉劑溶解度越低","腦部的吸收率越差","A",null,[],"本題考點為吸入性麻醉劑 MAC 與藥效強度(potency)的反比關係。MAC 指使 50% 病人對手術切皮刺激不產生體動反應所需的肺泡最低濃度,依定義所需濃度越低,代表越少藥量即可達到麻醉效果,故藥效越強,選 A。B 錯在把反比看成正比;MAC 小代表強度大而非小。C 錯,MAC 主要反映藥效強度而非溶解度,且脂溶性高者 MAC 反而更小,與 C 敘述方向相反。D 錯,腦部攝取快慢取決於血\u002F氣分配係數所影響的誘導速度,與 MAC 代表的效價強弱是不同概念。","MAC 是效價(potency)的量化指標:脂溶性越高(依 Meyer-Overton 相關),越易進入神經細胞膜,MAC 越低、效價越強,例如 halothane 的 MAC 遠小於 nitrous oxide,故 halothane 效價高。要與「誘導速度」區分:誘導快慢由血\u002F氣分配係數決定,係數越低(如 desflurane)肺泡分壓上升越快、誘導越快,兩者是不同軸向。記憶口訣:MAC 管『多強』,血氣係數管『多快』。",[25,28,30,32],{"term":26,"count":27},"MAC 最低肺泡濃度",1,{"term":29,"count":27},"麻醉效價 potency",{"term":31,"count":27},"Meyer-Overton 脂溶性相關",{"term":33,"count":27},"血\u002F氣分配係數",[35,39,44,48,53,58],{"webId":36,"stem":37,"number":38,"year":10,"session":11},"nurse-106-2-basic-medicine-052","下列那一藥物適用於阿茲海默症之治療？",52,{"webId":40,"stem":41,"number":42,"year":43,"session":27},"nurse-107-1-basic-medicine-068","有關抗體的敘述，下列何者錯誤？",68,107,{"webId":45,"stem":46,"number":11,"year":47,"session":27},"nurse-108-1-basic-medicine-002","下列有關內分泌腺的敘述，何者正確？",108,{"webId":49,"stem":50,"number":51,"year":52,"session":27},"nurse-109-1-basic-medicine-040","一位中年男性於月前發生腦梗塞後，醫師在後續電腦斷層掃描檢查時，在皮質部發現一個囊狀的區域，這個變化最可能造成原因是腦組織發生：",40,109,{"webId":54,"stem":55,"number":56,"year":57,"session":11},"nurse-110-2-basic-medicine-004","下列何者同時供應小腸與大腸？",4,110,{"webId":59,"stem":60,"number":61,"year":62,"session":11},"nurse-111-2-basic-medicine-038","關於甲狀腺機能亢進（hyperthyroidism）治療藥物 Propylthiouracil 之敘述，下列何者錯誤？",38,111,"2026-09-04",1788510696628]