abducent nerve n.
The small motor nerve supplying the lateral rectus muscle of the eye, originating in the dorsal part of the tegmentum of the pons, passing through the cavernous sinus, and entering the orbit through the superior orbital fissure. Also called sixth cranial nerve.
|abducent nerve (āb-d'sənt) Pronunciation Key
The sixth cranial nerve, one of a pair of small motor nerves supplying the eye muscles that control lateral movement. It originates in the pons of the brain, passes through a large venous space known as the cavernous sinus, and enters the orbit of the eye.