part of receives synaptic input from neuron proboscis proboscis muscle 12 ventral motor neuron proboscis muscle 12 ventral 2022-07-05T13:30:44Z fly_anatomy.ontology Muscle that inserts on the wall of the adult pharynx, ventral (distal) to proboscis muscle 12 dorsal (McKellar et al., 2020). It is synapsed by the proboscis muscle 12 ventral motor neuron (McKellar et al., 2020). FBbt:00059088 proboscis muscle m12V proboscis muscle 12-2 adult pharynx muscle rostrum muscle