The Cochlear Nucleus is a group of nuclei located in the brainstem that plays a crucial role in processing auditory information. It receives input from the cochlea, which is part of the inner ear, and is responsible for the initial stages of sound processing before the information is sent to higher auditory centers in the brain. There are two main parts of the Cochlear Nucleus: the ventral cochlear nucleus and the dorsal cochlear nucleus. These structures help in distinguishing different sound frequencies and intensities, allowing for the perception of complex sounds, such as speech and music.