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the eye - Coggle Diagram
the eye
structure and function
fovea back of the eye that recieves signal
lens focuses the light on the retina
ciliary muscles pull the lens for docusing
cornea lets light into the eye and starts focusing
conjunctiva─ protects the outside of the eye
suspensory ligaments hold the lens in place
pupil lets light through to the lens
optic nerve sends signals to the brain
focusing on near objects
ciliary muscles relax
tension in suspensory ligaments increase
light is refracted by the lens
lens becomes less convex
focusing on distant objects
ciliary muscles relax
tension in suspensory ligaments reduce
light is refracted more by the lens
lens becomes more convex