[{"data":1,"prerenderedAt":66},["ShallowReactive",2],{"q-nurse-109-2-basic-medicine-017":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-109-2-基礎醫學-017","nurse-109-2-basic-medicine-017",109,2,17,"一莫耳葡萄糖（即180克）溶解於1公升水中所產生的滲透壓濃度為多少Osmol\u002FL？",{"A":15,"B":16,"C":17,"D":18},"1","2","3","4","A",null,[],"本題考點是滲透壓濃度(osmolarity)與溶質解離程度的關係。依滲透濃度定義，Osmol數等於溶質莫耳數乘以每分子解離出的粒子數(i值)。葡萄糖是非電解質，在水中不解離，1莫耳只產生1莫耳滲透活性粒子，故1莫耳葡萄糖溶於1公升水的滲透壓濃度為1 Osmol\u002FL，正解A。B為2的情形對應會解離成兩個離子的溶質如NaCl(Na⁺+Cl⁻)，不適用葡萄糖。C為3對應如CaCl₂解離成三粒子。D為4則需解離成四粒子的溶質。葡萄糖不電離，粒子數等於莫耳數，故僅A正確。題目給的180克只是提示為1莫耳(葡萄糖分子量180)。","計算式:Osmolarity = 莫耳濃度 × i(van't Hoff因子)。葡萄糖i=1、NaCl理論i=2、CaCl₂i=3。人體血漿滲透壓約280-295 mOsm\u002Fkg，主要由Na⁺與其陰離子貢獻。臨床估算公式:血漿滲透壓≈2×[Na⁺]+[血糖mg\u002FdL]\u002F18+[BUN]\u002F2.8。要分辨osmolarity(每公升溶液)與osmolality(每公斤溶劑),稀溶液中兩者近似。等張、高張、低張點滴溶液的判斷即建立在此粒子計數概念上。",[25,28,30,32,34],{"term":26,"count":27},"滲透壓濃度",1,{"term":29,"count":27},"van't Hoff因子",{"term":31,"count":27},"溶質解離",{"term":33,"count":27},"非電解質",{"term":35,"count":27},"莫耳數",[37,41,46,50,55,60],{"webId":38,"stem":39,"number":40,"year":10,"session":11},"nurse-109-2-basic-medicine-018","心肌不會發生收縮力加成作用（summation）的原因，主要是下列何者？",18,{"webId":42,"stem":43,"number":44,"year":45,"session":27},"nurse-110-1-basic-medicine-034","下列何種感染最容易發生在燒燙傷的病人？",34,110,{"webId":47,"stem":48,"number":49,"year":45,"session":11},"nurse-110-2-basic-medicine-048","下列那一種關節炎是好發於年輕男性的薦腸骨關節及 HLA-B27 呈陽性？",48,{"webId":51,"stem":52,"number":53,"year":54,"session":27},"nurse-112-1-basic-medicine-036","有機硝酸鹽用於治療及預防穩定型心絞痛，劑量大時會導致周邊阻力減少，引發反射性心跳加快，因此常與下列那類藥物合併使用來避免心絞痛惡化？",36,112,{"webId":56,"stem":57,"number":58,"year":59,"session":11},"nurse-113-2-basic-medicine-040","有關克隆氏症（Crohn’s disease）之治療，下列那一個藥物屬於 TNF-α 抑制劑？",40,113,{"webId":61,"stem":62,"number":44,"year":63,"session":64},"nurse-114-3-basic-medicine-034","用於治療巴金森氏症之藥物中，下列何者最不容易進入腦中產生作用？",114,3,"2026-09-04",1788510714886]