has part has part has_part characteristic of has modifier abnormal cochlear ganglion morphology small cochlear ganglion MP:0003986 reduced size of the cochlear ganglion or of the sensory neuron cell bodies that conveys auditory sensation from the organ of Corti to the hindbrain and resides on the cochlear part of the vestibulocochlear nerve (eighth cranial nerve) MPheno.ontology abnormal decreased size cochlear ganglion