The central retinal artery (retinal artery) branches off the ophthalmic artery, running inferior to the optic nerve within its dural sheath to the eyeball. [WP,unvetted]. [ http://en.wikipedia.org/wiki/Central_retinal_artery ]

Synonyms: Zinn's artery central artery of retina retinal artery

This is just here as a test because I lose it