communicating branch of lacrimal nerve with zygomatic nerve

com·mu·ni·cat·ing branch of lac·ri·mal nerve with zy·go·mat·ic nerve

[TA] nerve branch by which postsynaptic parasympathetic (secretomotor) fibers from the pterygopalatine ganglion are transferred from the zygomatic nerve (of CN V2) to the lacrimal nerve (heretofore purely sensory) for distribution to the lacrimal gland. Synonym(s): ramus communicans nervi lacrimalis cum nervo zygomatico [TA]