檢視面静脉的原始碼

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| style="background: #008080" align= center|  '''<big>面静脉</big> '''

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面静脉是指在眼内眦处自内眦[[静脉]]，伴面动脉下行，至舌骨平面汇入颈内的静脉。颈内静脉在颅外的主要属支。面静脉收集面部软组织的静脉血。面静脉通过内眦静脉、眼静脉与颅内海绵窦相交通。面静脉在平口角以上的部分一般无静脉瓣。故面部尤其是鼻根至两侧口角间的三角区（临床上称此区为危险三角）发生化脓性感染时，切忌挤压，以免细菌经内眦静脉和眼静脉进入颅内，引起[[颅内]]感染。