part of adult gnathal ganglion synaptic neuropil subdomain inferior pharyngeal sensory center 2009-08-13T04:59:50Z VFB:FBbt_00040054 ventral pharyngeal sensory center IPhS FBbt:00040054 fly_anatomy.ontology Region of the subesophageal zone of the adult brain containing terminals of peripheral axons from the inferior branch of the pharyngeal and accessory pharyngeal nerves. Two distinct subregions can be identified: one dorsal to the AMS1 (VPS1) and another medial to AMS1 and dorsal to AMS3 (VPS2).