Parasympathetic system originates from all of the following cranial nerves except: (A) Oculomotor (III), (B) Facial (VII), (C) Trigeminal (V), (D) Vagus (X)
Answer is C. Trigeminal nerve does not give rise to any parasympathetic system Ref: guyton and hall textbook of medical physiology 12 edition page number:673,674,675