Deep petrosal nerve is formed from: (A) Symathetic plexus around carotid, (B) Facial nerve, (C) Glossopharyngeal, (D) Internal carotid plexus
Answer is A. The deep petrosal nerve,sympathetic in nature is a branch of the sympathetic plexus around the internal carotid aery.It contains postganglionic fibres from the superior cervical sympathetic ganglion. Ref,BDC VOL.3,Fouh edition