[{"data":1,"prerenderedAt":48},["ShallowReactive",2],{"q-nurse-109-2-basic-medicine-030":3},{"subject":4,"subjectSlug":5,"subjectFullName":6,"question":7,"related":24},"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,"freq":23},"nurse-109-2-基礎醫學-030","nurse-109-2-basic-medicine-030",109,2,30,"若以潮氣容積（tidal volume）200毫升，呼吸頻率40次／分鐘的方式持續呼吸30秒，會發生下列何種現象？",{"A":15,"B":16,"C":17,"D":18},"動脈二氧化碳分壓明顯下降","容易產生呼吸性低氧現象","血液中的氧氣總量大幅增加","呈現呼吸性鹼中毒","B",null,[],"本題考點是淺快呼吸下死腔對有效肺泡通氣的影響。依呼吸生理,解剖死腔約150毫升,每次呼吸只有超過死腔的部分才是有效肺泡通氣。潮氣容積200毫升時,有效肺泡通氣僅(200-150)=50毫升,乘以頻率40次得肺泡通氣量僅2公升\u002F分,遠低於正常,導致氣體交換不足、動脈氧分壓下降,故B「容易產生呼吸性低氧」正確。A動脈二氧化碳應因通氣不足而上升(蓄積),非明顯下降。C肺泡通氣不足下,血中氧氣總量不會大幅增加,反而不足。D通氣不足致二氧化碳滯留,傾向呼吸性酸中毒而非鹼中毒。故淺快呼吸雖分鐘通氣量看似正常,實則死腔佔比過高造成低氧,選B。",1,[25,29,32,36,40,44],{"webId":26,"stem":27,"number":23,"year":28,"session":23},"nurse-106-1-basic-medicine-001","下列有關表皮的敘述，何者正確？",106,{"webId":30,"stem":31,"number":11,"year":28,"session":23},"nurse-106-1-basic-medicine-002","下列何者在組織學特徵上可區分為絲球帶（zona glomerulosa）、束狀帶（zona fasciculata）、網狀帶（zona reticularis）？",{"webId":33,"stem":34,"number":35,"year":28,"session":23},"nurse-106-1-basic-medicine-003","顴弓（zygomatic arch）是由顴骨與下列何者共同組成？",3,{"webId":37,"stem":38,"number":39,"year":28,"session":23},"nurse-106-1-basic-medicine-004","下列何者參與形成踝關節？",4,{"webId":41,"stem":42,"number":43,"year":28,"session":23},"nurse-106-1-basic-medicine-005","下列何者是維持背部直立最重要的肌肉？",5,{"webId":45,"stem":46,"number":47,"year":28,"session":23},"nurse-106-1-basic-medicine-006","行走於前臂的內側，並與上臂深層的靜脈會合成腋靜脈的是那一條血管？",6,1783840753441]