[{"data":1,"prerenderedAt":66},["ShallowReactive",2],{"q-nurse-106-1-basic-medicine-030":3},{"subject":4,"subjectSlug":5,"subjectFullName":6,"question":7,"related":36,"lastmod":65},"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-106-1-基礎醫學-030","nurse-106-1-basic-medicine-030",106,1,30,"下列何者會降低氣體擴散穿過肺泡交換膜的能力？",{"A":15,"B":16,"C":17,"D":18},"肺泡交換膜兩側的分壓差增加","肺泡交換膜的表面積增加","氣體的溶解度增加","氣體的分子量增加","D",null,[],"本題考點為影響肺泡氣體擴散速率的因素。依氣體擴散原理（Fick 定律與 Graham 定律）,擴散速率與交換膜兩側分壓差、交換膜面積、氣體溶解度成正比,而與氣體分子量的平方根成反比,故「氣體的分子量增加」會降低擴散能力,選D。A分壓差增加會加快擴散。B交換膜表面積增加提升擴散總量。C氣體溶解度增加同樣促進擴散。關鍵在辨識四選項中唯一與擴散呈反比的因素即分子量,分子愈重擴散愈慢。","擴散速率正比於面積乘溶解度乘分壓差,反比於膜厚度與分子量平方根。二氧化碳雖分子量略大於氧,但溶解度約為氧的二十倍,故整體擴散反而更快,臨床上換氣障礙較早出現缺氧而非二氧化碳滯留。肺纖維化使膜增厚、肺氣腫使面積減少,皆屬降低擴散的病理因素。",[25,28,30,32,34],{"term":26,"count":27},"氣體擴散",2,{"term":29,"count":11},"Graham定律",{"term":31,"count":11},"分子量",{"term":33,"count":11},"肺泡交換膜",{"term":35,"count":11},"溶解度",[37,41,45,50,55,60],{"webId":38,"stem":39,"number":40,"year":10,"session":11},"nurse-106-1-basic-medicine-031","胃腺之何種細胞負責分泌胃泌素（gastrin）？",31,{"webId":42,"stem":43,"number":44,"year":10,"session":27},"nurse-106-2-basic-medicine-047","有關髓芽母細胞瘤（medulloblastoma）的敘述，下列何者錯誤？",47,{"webId":46,"stem":47,"number":48,"year":49,"session":11},"nurse-107-1-basic-medicine-061","下列止瀉劑中，何者可增加腸道分節性收縮，屬於類鴉片之藥物？",61,107,{"webId":51,"stem":52,"number":53,"year":54,"session":27},"nurse-108-2-basic-medicine-019","若血壓維持不變，血管半徑變為原來的兩倍，此時流經此條血管的血流量將變為：",19,108,{"webId":56,"stem":57,"number":58,"year":59,"session":27},"nurse-109-2-basic-medicine-063","Caspofungin用於治療黴菌感染，下列何者為其作用機轉？",63,109,{"webId":61,"stem":62,"number":63,"year":64,"session":11},"nurse-111-1-basic-medicine-017","碳水化合物（carbohydrate）的碳、氫、氧原子數目的比率是：",17,111,"2026-09-04",1788510691033]