<prompt> Freys Syndrome is due to injury of which of the following nerve branchFacial NerveTrigeminal nerveGlossopharyngeal nerveVagus nerve  <response>: Auriculo temporal nerve is the Post ganglionic parasympathetic nerve which on injury during parotidectomy, results in Gustatory sweating syndrome known as Freys syndrome after 2-3 months. Auriculotemporal nerve is the branch of Mandibular division of Trigeminal Nerve 5th Cranial Nerve Ref:- Surgery Sixer 3rd Edition; Pg num:- 191 