[{"data":1,"prerenderedAt":66},["ShallowReactive",2],{"q-nurse-110-1-basic-medicine-020":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-110-1-基礎醫學-020","nurse-110-1-basic-medicine-020",110,1,20,"二氧化碳在血液中運送的各種形式，其中比例最高的形式是下列何者？",{"A":15,"B":16,"C":17,"D":18},"氣態二氧化碳","溶於血漿中之二氧化碳","碳醯胺基血紅素（carbaminohemoglobin）","碳酸氫根離子（ HCO _ ） 3","D",null,[],"本題考點在於二氧化碳在血液中的三種運送形式與比例。約七成的二氧化碳在紅血球內經碳酸酐酶催化生成碳酸,再解離為碳酸氫根離子(HCO₃⁻)溶入血漿運送,比例最高,故選D。碳醯胺基血紅素(C,CO₂與血紅素結合)約占兩成多。直接溶於血漿的二氧化碳(B)僅約7～10%。而以游離氣態存在(A)的量極少,幾可忽略。三種形式中以碳酸氫根離子形式運送量最大。","反應式CO₂+H₂O⇌H₂CO₃⇌H⁺+HCO₃⁻由碳酸酐酶加速;HCO₃⁻出紅血球時,Cl⁻進入以維持電中性,即「氯轉移(chloride shift)」。此機制同時連結呼吸與酸鹼平衡,故過度換氣排CO₂會使HCO₃⁻\u002FH⁺下降而致呼吸性鹼中毒,是重要延伸。",[25,28,31,34],{"term":26,"count":27},"碳酸酐酶",5,{"term":29,"count":30},"二氧化碳運送",3,{"term":32,"count":33},"碳酸氫根離子",2,{"term":35,"count":11},"氯轉移",[37,41,45,50,55,60],{"webId":38,"stem":39,"number":40,"year":10,"session":11},"nurse-110-1-basic-medicine-021","下列何者在小腸液中的含量最低？",21,{"webId":42,"stem":43,"number":44,"year":10,"session":33},"nurse-110-2-basic-medicine-037","有關細菌內毒素之敘述，下列何者錯誤？",37,{"webId":46,"stem":47,"number":48,"year":49,"session":11},"nurse-111-1-basic-medicine-051","下列藥物和作用機轉之配對，何者錯誤？",51,111,{"webId":51,"stem":52,"number":53,"year":54,"session":30},"nurse-112-3-basic-medicine-019","下列何者屬於腸道神經系統（enteric nervous system）？",19,112,{"webId":56,"stem":57,"number":58,"year":59,"session":11},"nurse-114-1-basic-medicine-023","KIT基因突變是下列那種腫瘤最常見的分子變化？",23,114,{"webId":61,"stem":62,"number":63,"year":64,"session":33},"nurse-115-2-basic-medicine-017","下列何者不是造成男性不孕症的原因？",17,115,"2026-09-04",1788510719277]