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Optic
Pertaining to the eye
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Sclara
- White part of the eye
- Protects eye
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Iris
- Color part of eye
- Controls pupil
- No Black Eyes
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Pupil
Opening of the Iris
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Cornea
Clear covering of Iris and Pupil
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The Lens
Behind the pupil
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Retina
- Back of eye
- Receives light
- Contains Rods (B&W)
- Contains Cones (color)
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Aqueous Humor
- Front part of eye,
- Flows around Iris
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Vitreous Humor
- Thick liquid between Iris and back of eye
- Gives eye shape
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Ophthalmoscope
Instrument used to inspect eye behind lens and iris
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Conjunctivitis
- Infection of conjunctiva of the eye (pink eye)
- Extremely contagious
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Irrigate Eye
- 1. Tilt head back and to side infected
- 2. Emisis basin agains cheek / head
- 3. Wipe eye with gauze from inner to outer canthus
- 4. Hold eye open
- 5. Slowly release solution over the eye gently and steadily
- 6. Record type solution, eye, results, etc
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Instilling Eye Medication
- 1. Bring meds to room temp
- 2. Patient up straight, head tilt back
- 3. Use gauze to touch skin under eye / pull down
- 4. Dropper 1/4" above eye
- 5. Patient look up
- 6. Drop meds in eye pocket
- 7. Ointment inside lower eye lid without touching
- 8. Patient blink to move meds around
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Snellen Chart
- Used to test for distance vision
- 20ft away / how far it should be to read
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Jaeger Test
- Used to test for near vision acuity
- Sit up straight
- Card held 14-16" away
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Myopia
- Can't see far away
- Nearsightedness
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Presbyopia
- Can't see up close
- Farsightedness
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