<prompt> Jacobsons nerve is a branch of:Vagus nerveHypoglossal nerveGlossopharyngeal nerveTrigeminal nerve  <response>: Ans. c Glossopharyngeal nerveRef: Dhingras ENT 6th ed.4 Jacobsons nerve is a branch of glossopharyngeal nerve CN- IX in middle ear. It supplies medial aspect of tympanic membrane. 