Terms Ocular A& P #5 Final Uvea, Retina. Optic Nerve
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| Iris Collarette | Thickest part of the iris
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| Iris Root | Thinnest part of the iris
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| Iris Crypts | Depressions on the iris surface
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| Iris Pigment Epithelium | On the posterior iris
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| Dilator Muscles | Causes dilation of the pupil
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| Peripheral Anterior Synechia | Adheres the iris to the cornea
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| Posterior Synechia | Adheres the iris to the lens
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| Iris Bombe | The bowing forward of the iris due to synechia
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| Iritis | Inflammation of the iris
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| Cyclitis | Inflammation of the ciliary body
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| Persistent Pupillary Membrane | Remnant of the hyaloid vessels
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| Transillumination | Red reflex seen through the iris (common with albinos)
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| Iridodialysis | Tear of the iris root
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| Iris Processes | Normal attachments between the iris and the trabecular meshwork
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| Anisocoria | Unequal pupils
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| Pars Plicata | The ciliary processes are located on this
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| Pars Planae | Flat part of the ciliary body
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| Pars Plicata (produces) | Aqueous produced here
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| Ora Serrata | Peripheral end of the ciliary body and the beginning of the retina
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| Hippus | Normal fine contractions of the pupil
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| Iridotomy | Hole in the iris-usually done by laser
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| Sphincter Muscle | Causes the iris to contract
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| Protein or Fibrin (cause) | Flare in the chamber
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| Cones (4) | Color receptors, Mainly in Macula, 4-6 Million, Iodopsin pigment
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| Rods (4) | Nighttime vision, Scotopic vision, 100 Million, Rhodopsin pigment
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| Anomalous Trichromat | One pigment type cone functions below normal
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| Ishihara | Color vision test
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| Fovea | Capillary free zone, Highest concentration of cones
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| Choriocapillaries | Blood nutrition to the outer retina and blood supply to fovea
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| Central Retinal Artery | Blood nutrition to the inner retina
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| Vortex Veins | Choroid is drained by these
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| Central Retinal Vein | Retina is drained by this
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| Cavernous sinus | Venous drainage goes to this
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| Papillitis | Inflammation of the papilla
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| Papilledema | Swelling due to increased intracranial pressure
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| Neuritis | Inflammation of a peripheral nerve or nerves, usually causing pain and loss of function.
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| Optic Cup | Is center of the nerve head and increases with glaucoma damage.
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| Optic Disc | Creates a physiological blind spot
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| Optic disc rim | Thins with glaucoma damage
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| Ciliary (choroid) circulation | Blood supply to the nerve head (disc)
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