[{"data":1,"prerenderedAt":66},["ShallowReactive",2],{"q-nurse-109-2-basic-medicine-015":3},{"subject":4,"subjectSlug":5,"subjectFullName":6,"question":7,"related":37,"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-015","nurse-109-2-basic-medicine-015",109,2,15,"從脊髓圓錐（conus medullaris）向下延伸，下列何者連結尾骨，可用來幫忙固定脊髓？",{"A":15,"B":16,"C":17,"D":18},"馬尾（cauda equina）","終絲（filum terminale）","脊髓根（spinal root）","神經束膜（perineuriun）","B",null,[],"本題考點是脊髓末端的固定構造。依神經解剖，脊髓在成人約終止於L1-L2的脊髓圓錐(conus medullaris)，其尖端向下延伸出一條由軟脊膜構成的細絲，即終絲(filum terminale)，穿過硬膜囊末端附著於尾骨骨膜，發揮縱向固定脊髓的作用，故正解為B。A馬尾(cauda equina)是圓錐以下腰薦神經根的集束，功能是傳導神經衝動而非固定脊髓。C脊髓根(spinal root)指前後根，是神經傳導結構。D神經束膜(perineurium)是包覆周邊神經纖維束的結締組織鞘，與脊髓固定無關。僅終絲負責錨定尾骨，故選B。","終絲分兩段：內終絲(filum terminale internum)由軟脊膜構成，自圓錐延伸至硬膜囊末端(約S2)；外終絲(filum terminale externum，又稱coccygeal ligament)續接附著尾骨。臨床上「脊髓栓系症候群(tethered cord)」即終絲增厚失去彈性，牽扯圓錐造成下肢與膀胱功能障礙。腰椎穿刺選L3-L4或L4-L5即因圓錐已止於L1-L2，此處只有馬尾漂浮於腦脊髓液中，可避免傷及脊髓。",[25,28,30,33,35],{"term":26,"count":27},"軟脊膜",3,{"term":29,"count":11},"脊髓圓錐",{"term":31,"count":32},"終絲",1,{"term":34,"count":32},"馬尾",{"term":36,"count":32},"脊髓栓系",[38,42,47,51,56,61],{"webId":39,"stem":40,"number":41,"year":10,"session":11},"nurse-109-2-basic-medicine-016","交感神經中的大內臟神經（greater splanchnic nerve）其節前神經纖維來自下列何者？",16,{"webId":43,"stem":44,"number":45,"year":46,"session":32},"nurse-110-1-basic-medicine-032","有關脂溶性維生素的敘述，下列何者錯誤？",32,110,{"webId":48,"stem":49,"number":50,"year":46,"session":11},"nurse-110-2-basic-medicine-046","關於發生於胃的黏膜相關淋巴組織淋巴瘤（mucosa-associated lymphoid tissue lymphoma, MALToma）之敘述，下列何者錯誤？",46,{"webId":52,"stem":53,"number":54,"year":55,"session":32},"nurse-112-1-basic-medicine-034","甲、乙、丙三種藥物作用在相同受體，其濃度與藥理作用曲線圖如下，下列敘述何者正確？",34,112,{"webId":57,"stem":58,"number":59,"year":60,"session":11},"nurse-113-2-basic-medicine-038","長期口服 prednisone 之病人最常出現下列何種副作用？",38,113,{"webId":62,"stem":63,"number":45,"year":64,"session":27},"nurse-114-3-basic-medicine-032","氣喘（asthma）病人服用下列何種降血壓藥物時，最易誘發氣喘發作？",114,"2026-09-04",1788510714874]