Multiple choice

Afferent activity in the central auditory system involves the following areas. Which among the following lies at fourth position in the sequence?

  1. Cochlear nucleus

  2. Inferior colliculus

  3. Medial geniculate

  4. Superior olivary nucleus

  5. Superior temporal gyrus
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C Correct answer
Explanation

It is a part of the metathalamus consisting of a small oval tubercle situated between the pulvinar, colliculi, and cerebral peduncle. It is fourth in the sequence. All sensory afferents, except olfactory, synapse in the thalamus.

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