[{"data":1,"prerenderedAt":63},["ShallowReactive",2],{"q-nurse-111-1-basic-medicine-017":3},{"subject":4,"subjectSlug":5,"subjectFullName":6,"question":7,"related":31,"lastmod":62},"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":11},"nurse-111-1-基礎醫學-017","nurse-111-1-basic-medicine-017",111,1,17,"碳水化合物（carbohydrate）的碳、氫、氧原子數目的比率是：",{"A":15,"B":16,"C":17,"D":18},"1：1：1","1：2：1","1：3：1","1：4：1","B",null,[],"本題考點在於碳水化合物分子式中碳、氫、氧原子的比例。碳水化合物的通式為 (CH₂O)ₙ,以葡萄糖 C₆H₁₂O₆ 為例,碳 6、氫 12、氧 6,約分後碳:氫:氧 = 1:2:1,故選 B。A 1:1:1 不符合任何常見醣類的實際組成。C 1:3:1 氫比例過高,不合通式。D 1:4:1 更偏離碳水化合物的實際結構。名稱「碳水化合物」正源自其組成看似「碳」加「水(H₂O)」,氫氧比恰為 2:1,如同水分子,這正是 1:2:1 的由來,故正解為 B。","通式 (CH₂O)ₙ 好記:每個碳配一個「水」。葡萄糖、果糖、半乳糖皆 C₆H₁₂O₆(同分異構物);雙醣(蔗糖、乳糖、麥芽糖)為 C₁₂H₂₂O₁₁,因兩單醣脫水縮合失去一分子水,氫氧比略偏離 2:1,是進階觀念。並非所有生物分子都遵此比例——去氧核醣(deoxyribose)少一個氧、脂肪含氧極少,故不屬碳水化合物。掌握「碳配水」即可快速判定醣類組成題。",[25,27,29],{"term":26,"count":11},"碳水化合物通式 (CH2O)n",{"term":28,"count":11},"葡萄糖 C6H12O6",{"term":30,"count":11},"碳氫氧比 1:2:1",[32,36,41,46,52,57],{"webId":33,"stem":34,"number":35,"year":10,"session":11},"nurse-111-1-basic-medicine-018","肌肉收縮使用無氧呼吸時，主要使用的能量來源為何？",18,{"webId":37,"stem":38,"number":39,"year":10,"session":40},"nurse-111-2-basic-medicine-034","下列何者為 Ethosuximide 治療失神性癲癇（absence seizures）的主要作用機轉？",34,2,{"webId":42,"stem":43,"number":44,"year":45,"session":40},"nurse-112-2-basic-medicine-028","病毒會針對特定細胞或組織造成傷害，取決於病毒的組織趨向性（tropism），下列何因素對組織趨向性的影響最小？",28,112,{"webId":47,"stem":48,"number":49,"year":50,"session":51},"nurse-113-3-basic-medicine-026","血液中何種白血球增多與過敏性疾病（allergic diseases）最相關？",26,113,3,{"webId":53,"stem":54,"number":55,"year":56,"session":11},"nurse-115-1-basic-medicine-030","葡萄狀肉瘤（sarcoma botryoides）的腫瘤細胞是往那個方向分化（differentiation）？",30,115,{"webId":58,"stem":59,"number":60,"year":61,"session":40},"nurse-106-2-basic-medicine-044","卵巢甲狀腺腫（struma ovarii）是屬於一種：",44,106,"2026-09-04",1788510732812]