part of part of innervated by innervated_by has muscle origin has muscle origin Homo sapiens chordate pharyngeal muscle inferior pharyngeal constrictor vagus nerve cricoid cartilage respiratory system muscle upper esophageal sphincter cricopharyngeus muscle pars cricopharyngea (musculus constrictor pharyngis inferior) MFMO:0000009 cricopharyngeal part of inferior pharyngeal constrictor muscle The cricopharyngeus is a pharyngeal arch 4/6 muscle that participates in oral/pharyngeal behaviors and is innervated by the pharyngeal plexus and the recurrent laryngeal n. , and is an integral part of the pharyngeal tube, and attaches to the cricoid cartilage and the midline raphe. It acts as a sphincter between the pharynx and esophagus.[FEED] cricopharyngeal part of inferior constrictor pharyngeus cricopharyngeus UBERON:0010928 cricopharyngeal part FMA:46661 SCTID:244804002 The cricopharyngeus is a pharyngeal arch 4/6 muscle that participates in oral/pharyngeal behaviors and is innervated by the pharyngeal plexus and the recurrent laryngeal n. (from Vagus, CN X), and is an integral part of the pharyngeal tube, and attaches to the cricoid cartilage and the midline raphe. It acts as a sphincter between the pharynx and esophagus. NCIT:C32401 pars cricopharyngea musculus constrictoris pharyngis inferioris cricopharyngeal part of inferior pharyngeal constrictor UMLS:C0224214 musculus cricopharyngeus cricopharyngeus portion of the inferior pharyngeal constrictor muscle belly muscle belly