[{"data":1,"prerenderedAt":68},["ShallowReactive",2],{"q-nurse-106-1-basic-medicine-019":3},{"subject":4,"subjectSlug":5,"subjectFullName":6,"question":7,"related":37,"lastmod":67},"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-019","nurse-106-1-basic-medicine-019",106,1,19,"下列何者並非動作電位的特性？",{"A":15,"B":16,"C":17,"D":18},"具不反應期","遵守全或無定律","具加成作用","具傳導性","C",null,[],"本題考點為動作電位的基本特性辨識。依神經電生理,動作電位具不反應期（絕對與相對）、遵守全或無定律、並能沿軸突傳導不衰減,唯獨不具加成作用,故「具加成作用」並非其特性,選C。A不反應期確保動作電位單向傳導且有頻率上限。B全或無指刺激達閾值即產生固定振幅的動作電位。D傳導性使訊號能傳遍整條軸突。加成作用（時間或空間加成）是分級電位、突觸後電位的特性,而非全或無的動作電位。關鍵在區分分級電位與動作電位。","對比:分級電位（如興奮性突觸後電位）振幅隨刺激大小改變、可加成、隨距離衰減;動作電位則全或無、不可加成、不衰減傳導。不反應期中絕對期對應鈉通道去活化,相對期需更強刺激。有髓鞘軸突以跳躍式傳導加快速度,是傳導性的延伸考點。",[25,28,31,33,35],{"term":26,"count":27},"動作電位",4,{"term":29,"count":30},"不反應期",3,{"term":32,"count":30},"分級電位",{"term":34,"count":11},"全或無定律",{"term":36,"count":11},"加成作用",[38,42,47,52,57,62],{"webId":39,"stem":40,"number":41,"year":10,"session":11},"nurse-106-1-basic-medicine-020","下列自主神經傳導物質接受器之作用，何者會引起皮膚及腹腔內臟的血管收縮？",20,{"webId":43,"stem":44,"number":45,"year":10,"session":46},"nurse-106-2-basic-medicine-036","下列那一種人類白血球抗原（human leukocyte antigen, HLA）專屬於抗原呈現細胞（antigen presenting cell），允許 CD4 輔助性 T 細胞辨識外來抗原，產生免疫反應？",36,2,{"webId":48,"stem":49,"number":50,"year":51,"session":11},"nurse-107-1-basic-medicine-050","下列何者為 succinylcholine 的副作用？",50,107,{"webId":53,"stem":54,"number":55,"year":56,"session":46},"nurse-108-2-basic-medicine-008","下列何者分泌不足可能導致呆小症（cretinism）？",8,108,{"webId":58,"stem":59,"number":60,"year":61,"session":46},"nurse-109-2-basic-medicine-052","下列何種抗癌藥物，對細胞周期具有專一性作用？",52,109,{"webId":63,"stem":64,"number":65,"year":66,"session":11},"nurse-111-1-basic-medicine-006","下列支氣管樹的分支，何者具有氣體交換功能？",6,111,"2026-09-04",1788510690937]