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What are the connections of the cornea?
Cornea - Sclera - dura lining
What are the lining of the eye starting with the cornea moving back and in?
Cornea - Sclera - Choroid - Retina
What is Miosis? innervatien and muscle?
- decrease in pupillary size
- Innervation: Postganglionic PS
- Muscle: pupillary sphinctor
What is mydriasis? innervation? muscle?
- dilation of pupil
- innervation: Postganglionic SS
- muscle: pupillary dilator muscle
What 3 eye parts make up the Uvea?
What is Presbyopia?
Lack of ability to focus on close objects
What muscular changes take place in the eye to see far away items?
- 1) Ciliary muscles relax
- 2) suspensory ligaments contract
- 3) Lens flattens out
What muscular changes take place in the eye to see close items?
- 1) Ciliary muscles contract
- 2) Suspensory ligaments relax
- 3) Lens rounds out
What is the function of horizontal and amacrine cells?
- horizontal: respond to change
- amacrine: respond to change in change
What provides blood to the photoreceptors?
What causes a detached retina?
separation of pigment epithelium and photoreceptors
What chemical hyperpolarizes Rods?
What chemical hyperpolarizes cones?
On-center bi-polar cells must synapse with on-center ganglion cells
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