The Eye - are organs that detect light, and convert it to electro-chemical impulses in neurons. The simplest photoreceptors in conscious vision connect light to movement.
Structures of the Eye (External) :
- Orbit - cone-shaped cavity formed by the skull, the houses and protects the eyeball, padded with fatty tissue, cushiosn and protects the eye from injury
- Lacrimal apparatus - produces tears
- Lacrimal gland - transports tears
- Conjunctiva - protective membrane, lines the exposed surface of the eyeball.
Structures of the Eye (Internal) :
- Aqueous humor - water humor, bathes the iris, pupil, and lens,
- Vitreous humor - clear, jelly-like fluid, occupies the entire eye cavity behind the lens
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