Anatomy
The Optic Nerve
The optic nerve is like an electrical cable connecting the eye to the brain. It transmits vision signals from the retina.
Anatomy Overview
The Optic Nerve
Structure & Components
Vision is transmitted to brain
Clear vision perception
Normal field of vision
No blind spots
Color vision normal
Depth perception works
Functions & Physiology
Optic nerve has millions of fibers
Each fiber carries signal
Signals go to visual cortex
Brain interprets signals
Creates your sight
1.2 million nerve fibers
Key Points
Protect optic nerve from damage
Lower eye pressure if glaucoma
Control blood sugar
Control blood pressure
Regular eye exams
Nerve damage is often permanent
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