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- Strabismus is a disorder of the eye in which the optic axes cannot be directed to the same object
Lacrimation and epiphoria are due to irritants in the eye. What are Lacrimation and epiphoria?
- Lacrimation is tearing
- epiphoria is excessive tearing
What is Glaucoma?
Increased ocular pressure
What is the chart called to test visual acuity?
If a person has 20/30 vision, What does the numerator mean? The denomonator?
- numerator: distance person was standing from the chart (20 ft)
- Denomonator: distance at which a normal eye could read that number
decrease in accommodation when aging
What can cause defects in color vision?
- Disease of the optic nerve
- macular degeneration
- nutritional deficiency
What is the peripheral vision test called?
Pupils of 2 different sizes iscalled what?
What is this usually from?
- usually from a head trauma
What is the accomodation test?
- test for ability of pupils to adjust to various distances. (We are looking for constriction and convergence)
- Ask person to focus on a distant object. Then have person shift gaze to a near object, such as examiner’s finger held about 3 inches from the nose.
Documentation for all eye maneuvers is PERRLA
Pupils Equal Round React to Light Accomodation
Asymmetry of the light reflex indicates What?. If you see this, What test should be performed?
deviation in alignment from eye muscle weakness or paralysis
The 6 cardinal fields of gaze tests what? And which cranial nerves? And what is an abnormality that we talked about in class with this test?
- ExtraOcular eye movemens
- III, IV, VI
What are 3 normal changes in the older adult's vision
- Pupils become smaller
- Presbyopia (decrease in accommodation)
- Arcus Senillus (White arc or circle around limbus due to deposition of lipids)
What 2 types of patients should have annual eye exams to decrease their risk of serious eye conditions like blindness?
- Diabetes pt
- Hypertension pt
Protruding Eyeballs are called?
Another term for constricted pupils is
Another term for dialated pupils is
Another term for nearsightedness:
- OD is right eye
- OS is left eye
drooping of the upper eyelid over the iris