brachium of inferior colliculus

bra·chi·um of in·fe·ri·or col·lic·u·lus

[TA]
a fiber bundle passing from the inferior colliculus on either side of the brainstem along the lateral border of the superior colliculus to the posterior part of the thalamus, where it enters the medial geniculate body. It forms part of the major ascending auditory pathway.

bra·chi·um of in·fe·ri·or col·lic·u·lus

(brā'kē-ŭm in-fēr'ē-ŏr kŏ-lik'yū-lŭs)
A fiberbundle passing from the inferior colliculus on either side of the brainstem along the lateral border of the superior colliculus to the posterior part of the thalamus where it enters the medial geniculate body. It forms part of the major ascending auditory pathway.