left optic nerve
Nervous systemRegion not determinedLeftFMA50878
Nomenclature
left optic nerve
nervus opticus (Latin)
nervo ottico sinistro (Italian)
Descriptionentry
Sensory cranial nerve formed by the axons of retinal ganglion cells; in fact a tract of the central nervous system.
Functionentry
Carries visual information from the retina to the chiasm and the optic pathways.
Blood supplyentry
Ophthalmic artery and posterior ciliary arteries.
Clinical notes
Its swelling at the fundus (papilloedema) signals raised intracranial pressure.
Model