Accompanied by the ophthalmic artery, the optic nerve enters the bony skull through the optic foramen and travels within the optic canal to reach the middle cranial fossa. Located in the middle cranial fossa is the optic chiasm. The optic nerves of both eyes meet at the optic chiasm and form the optic tracts.
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The optic nerve transmits special sensory information for sight. It is one of two nerves that do not join with the brainstem (the other being the olfactory ...
The optic pathway begins in the retina, which is a complex structure made up of ten different layers. Each layer serves a distinct function. The photoreceptor ...
Optic nerve pathway ... The optic tract is the intracranial continuation of the optic nerve. Like CN II, the optic tract is paired. Each is made up from temporal ...
Apr 12, 2024 · The optic nerve is traditionally divided into four segments: intraocular, intraorbital, intracanalicular, and intracranial. Intraocular segment.
The optic pathway includes the retina, optic nerve, optic chiasm, optic radiations, and occipital cortex (see figure Higher visual pathways).
Optic nerve: This cranial nerve sends visual information from your retina to your brain. It consists of more than 1 million nerve fibers. It's a busy highway!
Duration: 1:53
Posted: Nov 2, 2018
Posted: Nov 2, 2018
The optic nerves from each eye meet at the optic chiasm, a structure at the base of the brain. ... At the end of each optic tract, the retinal nerve fibers ...