[{"data":1,"prerenderedAt":67},["ShallowReactive",2],{"q-nurse-110-1-basic-medicine-075":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-110-1-基礎醫學-075","nurse-110-1-basic-medicine-075",110,1,75,"關於組織相容性複合體（MHC）的敘述，下列何者正確？",{"A":15,"B":16,"C":17,"D":18},"樹突細胞利用第 I 類 MHC（MHC Class I）呈現抗原活化 CD4 T 細胞","所有有核細胞均表現第 II 類 MHC（MHC Class II）","蛋白分子必須經過適當的裂解形成短胜肽才能被 MHC 分子呈現","第 I 類 MHC 主要呈現 11～13 個胺基酸的胜肽","C",null,[],"本題考點是MHC分子的抗原呈現規則。依免疫學，蛋白質抗原須先被裂解為短胜肽，才能嵌入MHC溝槽被T細胞辨識，故C正確。A錯在MHC Class I呈現的對象是CD8而非CD4 T細胞；B錯在MHC Class II僅表現於樹突細胞等專職抗原呈現細胞，並非所有有核細胞；D錯在MHC Class I主要呈現8～10個胺基酸的短胜肽，11～13個胺基酸屬於Class II範圍。答案為C。","配對記憶：MHC I(所有有核細胞表現)→呈現內源性抗原→給CD8毒殺T細胞→短胜肽8～10個胺基酸；MHC II(專職抗原呈現細胞)→呈現外源性抗原→給CD4輔助T細胞→較長胜肽13～25個胺基酸。口訣「CD8×MHC1=8、CD4×MHC2=8」可快速對應T細胞與MHC類別。抗原無論來源皆須酶解成胜肽才能被呈現。",[25,28,30,32,34],{"term":26,"count":27},"抗原呈現細胞",5,{"term":29,"count":11},"組織相容性複合體",{"term":31,"count":11},"MHC Class I\u002FII",{"term":33,"count":11},"抗原胜肽呈現",{"term":35,"count":11},"CD8\u002FCD4 T細胞",[37,41,46,51,56,61],{"webId":38,"stem":39,"number":40,"year":10,"session":11},"nurse-110-1-basic-medicine-076","關於各型大腸桿菌（Escherichia coli）的敘述，下列何者正確？",76,{"webId":42,"stem":43,"number":44,"year":45,"session":11},"nurse-111-1-basic-medicine-012","下列何者位於肝臟尾葉（caudate lobe）的右側？",12,111,{"webId":47,"stem":48,"number":49,"year":45,"session":50},"nurse-111-2-basic-medicine-026","55 歲男性患有咳嗽數月並伴有體重減輕和發熱，肺臟組織學檢查發現多發性乾酪樣肉芽腫，此病人最有可能感染下列何種微生物？",26,2,{"webId":52,"stem":53,"number":54,"year":55,"session":11},"nurse-113-1-basic-medicine-024","壞血病（scurvy）是那一種維生素缺乏所造成？",24,113,{"webId":57,"stem":58,"number":59,"year":60,"session":50},"nurse-114-2-basic-medicine-028","子宮頸癌（cervical cancer）最常見的病理組織形態為何？",28,114,{"webId":62,"stem":63,"number":64,"year":65,"session":11},"nurse-106-1-basic-medicine-022","下列何者藉由糖質新生作用增高血糖濃度？",22,106,"2026-09-04",1788510719795]