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咽旁间隙
anat.
parapharyngeal space
(位于咽后间隙的两侧,呈尖朝下的锥体形。咽旁间隙的上界为颅底,下界为下颌下腺鞘,内侧界为咽侧壁,外侧界为翼内肌和腮腺鞘,后界为椎前筋膜。咽旁间隙被茎突、茎突舌肌和茎突咽肌分为前、后两部:前部较小,隔咽侧壁与腭扁桃体相邻,故腭扁桃体炎症可扩散至此处; 后部较大,内有颈内动脉、颈内静脉、舌咽神经、迷走神经、副神经和舌下神经等通过,脓肿压迫神经时可出现相应的症状)
nurs.
parapharyngeal space
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