NEET PG DENTAL EXAM

BRAIN

CRANIAL NERVES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Nerve that moves the jaw for chewing:
A
Trigeminal-V
B
Accessory-XI
C
Abducens-VI
D
Optic-II
Explanation: 

Detailed explanation-1: -The trigeminal nerve (V) is the largest cranial nerve, and it has both a sensory and a motor division. The motor division of the trigeminal nerve, which has its own nucleus located in the pons, innervates the “muscles of mastication” and also the tensor muscle of the tympanic membranes of the ear.

Detailed explanation-2: -The trigeminal nerve helps with: Biting, chewing and swallowing. Facial and scalp sensations.

Detailed explanation-3: -The trigeminal nerve is responsible for sensory enervation of the face and motor enervation to muscles of mastication (chewing).

Detailed explanation-4: -Mandibular Nerve (V3): The third branch controls sensations in the jaw, lower lip, lower gum and some of the muscles used for chewing.

There is 1 question to complete.