[{"data":1,"prerenderedAt":64},["ShallowReactive",2],{"q-nurse-107-2-medical-surgical-056":3},{"subject":4,"subjectSlug":5,"subjectFullName":4,"question":6,"related":33,"lastmod":63},"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":10},"nurse-107-2-內外科護理學-056","nurse-107-2-medical-surgical-056",107,2,56,"以鼻套管 4 L\u002Fmin 所提供的氧氣濃度約為何？",{"A":14,"B":15,"C":16,"D":17},"28 %","32 %","36 %","40 %","C",null,[],"本題考點在低流量鼻導管的氧濃度換算。依鼻套管估算原則,1 L\u002Fmin 約提供 24% 吸入氧濃度,其後每增加 1 L\u002Fmin 約再增 4%。故 4 L\u002Fmin 為 24%+(3×4%)=36%,選 C。此為考科常用的粗估公式,適用於低流量(1～6 L\u002Fmin)且病人呼吸型態穩定時。選項 A 28% 對應 2 L\u002Fmin、B 32% 對應 3 L\u002Fmin、D 40% 對應 5 L\u002Fmin,皆與 4 L\u002Fmin 不符。實際吸入氧濃度會受潮氣容積與呼吸速率影響而非固定值,但考試以此線性估算為準。","低流量系統(鼻套管、簡易面罩)提供的氧濃度不固定,會被病人自身吸入的室內空氣稀釋,故潮氣量大或呼吸急促時實際 FiO₂ 下降。記憶表:1L≈24%、2L≈28%、3L≈32%、4L≈36%、5L≈40%、6L≈44%。鼻套管一般不超過 6 L\u002Fmin,過高易乾燥鼻黏膜且無助提高濃度;需精準且高濃度時改用文氏面罩或非再吸入型面罩。",[24,26,29,31],{"term":25,"count":10},"低流量氧氣",{"term":27,"count":28},"鼻套管",1,{"term":30,"count":28},"吸入氧濃度換算",{"term":32,"count":28},"FiO2",[34,38,43,48,53,58],{"webId":35,"stem":36,"number":37,"year":9,"session":10},"nurse-107-2-medical-surgical-057","教導慢性阻塞性肺疾病病人採用橫膈式呼吸與噘嘴式呼吸的目的，下列何者正確？①降低呼吸作功 ②增加呼吸速率 ③減少潮氣容積 ④促進二氧化碳的排出",57,{"webId":39,"stem":40,"number":41,"year":42,"session":28},"nurse-108-1-medical-surgical-073","有關剛接受腦下垂體切除術後病人的護理措施，下列何者錯誤？",73,108,{"webId":44,"stem":45,"number":46,"year":47,"session":28},"nurse-109-1-medical-surgical-007","有關脊髓損傷造成弛緩型神經性膀胱的排尿訓練，下列何者正確？",7,109,{"webId":49,"stem":50,"number":51,"year":52,"session":28},"nurse-110-1-medical-surgical-045","有關化學物質燒傷導致皮下組織損傷的處置，下列何者錯誤？",45,110,{"webId":54,"stem":55,"number":56,"year":57,"session":10},"nurse-111-2-medical-surgical-009","有關發炎性腸道疾病的敘述，下列何者正確？",9,111,{"webId":59,"stem":60,"number":61,"year":62,"session":10},"nurse-112-2-medical-surgical-043","有關原發性皮膚病變之敘述，下列何者正確？",43,112,"2026-09-04",1788510725397]