NEET PG DENTAL EXAM

Detailed explanation-1: -The glossopharyngeal (IX) is the most important nerve for the sense of taste. It provides sensory innervation to the base of the tongue and both motor and sensory innervation to part of the pharynx.

Detailed explanation-2: -The facial nerve provides motor innervation of facial muscles that are responsible for facial expression, parasympathetic innervation of the glands of the oral cavity and the lacrimal gland, and sensory innervation of the anterior two-thirds of the tongue.

Detailed explanation-3: -Doctors use an MRI to examine the entire facial nerve. This imaging test also allows a doctor to identify swelling or a growth on or near the nerve. Your doctor may recommend a type of MRI that uses a contrast agent, or dye, called gadolinium.