The process that gives rise to the trochlear nerve. This process pertains to the initial formation of a structure from unspecified parts. The trochlear nerve is a motor nerve and is the only cranial nerve to exit the brain dorsally. The trochlear nerve innervates the superior oblique muscle. [ GOC:dph https://www.worldcat.org/search?q=bn%3A0838580343 GOC:jid GOC:cls GOC:dgh http://purl.obolibrary.org/obo/go/references/0000021 ]

This is just here as a test because I lose it