branchial arch's

the first pharyngial arch gives rise to the muscles of mastication and they are innervated by cranial nerve V
the second pharyngial arch gives rise to the muscles of facial expression innervated by CN VII
the thrid is the pharynx/larynx innervated by CN's IX and X.

also the lateral cuneate nucleus sends out tracts known as the cuneocerebellar tract that enters the cerebellum via the inverior cerebellar peduncle, along with the DSCT (dorsal spinocerebellar tract), fibers from the contralateral inferior olive, and im pretty sure there is one more but i can't remember the name...