All are true about vagus nerve except: (A) Supplies hea & lung, (B) Carries post ganglionic para sympathetic fibres, (C) innervates right 2/3rd of transverse colon, (D) Stimulates peristalsis & relaxes sphincters
Answer is B. Vagus nerve carries Pre-ganglionic Parasympathetic fibres - Longest cranial nerve with widest distribution in body - Supplies head & neck - supplies pharyngeal arches 4 & 6 by it's branches. -Thorax (hea & lung)- bradycardia , bronchoconstriction - Abdomen - Bladder & bowel evacuation -Supplies till 2/3rd of transverse colon incluiding vermiform appendix