[{"data":1,"prerenderedAt":67},["ShallowReactive",2],{"q-nurse-111-2-basic-medicine-022":3},{"subject":4,"subjectSlug":5,"subjectFullName":6,"question":7,"related":36,"lastmod":66},"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-111-2-基礎醫學-022","nurse-111-2-basic-medicine-022",111,2,22,"有關重症肌無力（myasthenia gravis）病人之敘述，下列何者正確？",{"A":15,"B":16,"C":17,"D":18},"肌肉運動減少，神經傳導減少","肌肉運動減少，神經傳導正常","肌肉運動正常，神經傳導減少","肌肉運動正常，神經傳導正常","B",null,[],"本題考點為重症肌無力（myasthenia gravis）的病理生理。依免疫與神經肌肉生理，此病因自體抗體攻擊神經肌肉接合處的乙醯膽鹼受體，使受體數目減少，導致肌肉收縮無力、易疲勞；但神經本身的軸突傳導（神經傳導）正常，問題在接合處後膜，故 B「肌肉運動減少、神經傳導正常」正確。A 錯在神經傳導其實正常；C、D 錯在肌肉運動確實減少而非正常，故選 B。","重症肌無力屬第二型（抗體媒介）自體免疫病，抗 AChR 抗體使受體遭補體破壞與內化，接合處安全係數下降，重複活動後肌力更差（晨輕暮重）。神經傳導速度正常，但重複電刺激可見遞減反應。抗膽鹼酯酶藥（如 pyridostigmine）延長 ACh 作用可改善症狀，與 Lambert-Eaton 症候群（突觸前鈣通道抗體）恰成對比。",[25,28,30,33],{"term":26,"count":27},"重症肌無力",5,{"term":29,"count":27},"神經肌肉接合處",{"term":31,"count":32},"乙醯膽鹼受體抗體",3,{"term":34,"count":35},"神經傳導正常",1,[37,41,46,51,56,61],{"webId":38,"stem":39,"number":40,"year":10,"session":11},"nurse-111-2-basic-medicine-023","有關靜脈血栓的敘述，下列何者最不適當？",23,{"webId":42,"stem":43,"number":44,"year":45,"session":11},"nurse-112-2-basic-medicine-019","有關換氣過度（hyperventilation）的敘述，下列何者錯誤？",19,112,{"webId":47,"stem":48,"number":49,"year":50,"session":35},"nurse-113-1-basic-medicine-013","下列何者兼具屈曲和伸展肩關節的功能？",13,113,{"webId":52,"stem":53,"number":54,"year":55,"session":11},"nurse-114-2-basic-medicine-011","次級主動運輸（secondary active transport）的直接動力來自：",11,114,{"webId":57,"stem":58,"number":59,"year":60,"session":35},"nurse-106-1-basic-medicine-015","室間孔連通下列何者？",15,106,{"webId":62,"stem":63,"number":64,"year":65,"session":35},"nurse-107-1-basic-medicine-049","下列何者最能產生肝臟酵素誘導作用（enzyme induction）？",49,107,"2026-09-04",1788510737169]