Optic nerves travel through the to ensure that visual signals go to each hemisphere of the brain.

optic channel
occipital lobe
optic chiasm
thalamus

Optical nerves that ensure visual signal go to each hemisphere of the brain travel through: Optic Chiasm

Optic Chiasm has an x-shaped structure and help us in improving our binocular vision. Ensuring visual signals to go to each brain hemispheres granted us better eye-hand coordination that help us various tasks that are important to our survival (such as using tools)

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