NEET PG DENTAL EXAM

Detailed explanation-1: -The inferior colliculi make up the caudal half of the quadrigeminal plate and serve as the main brainstem relay nuclei for auditory function. Auditory impulses traveling in the cochlear nerve synapse in the cochlear nuclei in the pons.

Detailed explanation-2: -On the other hand, the midbrain tectum consists of the corpora quadrigemina and is responsible for auditory and visual reflexes. This term indicates several phylogenetically old nuclei located throughout the brainstem.

Detailed explanation-3: -The inferior colliculus (IC; plural: colliculi) is a paired structure in the midbrain, which serves as an important relay point for auditory information as it travels from the inner ear to the auditory cortex.