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prodeuces aqueous humor
structures that are part of vascular tunic
- ciliary body
- ciliary muscle
- ciliary process
controls size of pupil
drains aqueous humor from anterior chamber
sclera venous sinus
structures part of fibrous tunic
- sclera venous sinus
most anterior part of eyeball
anterior boundary of retina
attaches lens to ciliary body
changes shape to focus light on retina
location of aqueous humor
- anterior cavity
- anterior chamber
- posterior chamber
white, tough outer layer of eyeball
Why can the retina pull away from the back of the eyeball?
- The retina is only �attached� to the eyeball at the optic disc.
- Fluid can get between the choroid and the retina, pushing the retina away from the choroid.
Instrument used to view retina during physical exam
two layers of the retina
- pigmented epithelium
- neural layer
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