plexus gulae[医] 食管丛plexusn.[医](血管、淋巴管、神经等的)丛plexus rectalis medii直肠中丛plexus infraorbitalis眶下丛plexus rectales medii直肠中丛plexus parasympathici副交感神经丛plexus prevertebralis椎前[神经]丛plexus haemorrhoidalis[医] 直肠静脉丛plexus intramuscularis肌内丛plexus sacralis medius[医] 骶中丛(淋巴)plexus sphenopalatinus蝶腭丛plexus of spinal nerve脊神经丛