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24 Cards in this Set
- Front
- Back
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LIST THE STRUCTURES AND FLUIDS THROUGH WHICH LIGHT PASSES AS IT TRAVELS FROM THE CORNEA TO THE RETINA.
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CORNEA, AQUEOUS HUMOR, PUPIL, LENS, VITEROUS HUMOR, RETINA
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WHAT IS THE AREA WHERE THE RETINA JOINS THE OPTIC NERVE?
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OPTIC DISC
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WHAT PROVIDES INFORMATION NEEDED TO MAINTAIN EQUILIBRIUM?
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BRAIN, SEMICIRCULAR, VISUAL ACUITY EYES
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WHAT IS THE WAX SECRETING STRUCTURE IN THE EAR?
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CERUMINOUS GLANDS
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THE CONSTRICTION OF THE PUPIL IN THE EYE IN RESPONSE TO BRIGHT LIGHT?
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PHOTOPUPILARY RESPONSE
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WHAT GLAND SECRETS TEARS?
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LACRIMAL GLAND
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WHAT IS THE OSSICLE ATTACHED TO THE TYMPANIC MEMBRANE?
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MALLEOUS
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WHAT FILLS THE ANTERIOR CHAMBER OF THE EYE?
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AQUEOUS HUMOR
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WHAT IS THE OUTER (TUNIC) COVERING OF THE EYE THAT IS WHITE?
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SCLERA
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.20/.90 VISION IS __________.
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LESS THAN NORMAL
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Iris
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connective tissue and muscles
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pupil
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not a structure but opening
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retina
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THIN SENSORY RECEPTORS,visual receptors starts behind the wall of the cillary body. and continuous with optic nerve
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macula lutea
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central yellowish spot-279
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fovea centralis
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center of macula lutea-sharpest vision
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optic disc
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blind spot because locks receptor cells
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lens
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specialised epithealial cells including columnar globular shaped-
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anterior chamber
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between the cornea and iris
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posterior chamber
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between iris and vitreour humor
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aqueous humor
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watery fluid produced by cillary body, maintains shape nutrients, EYE PRESSURE
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VITREOUS HUMOR
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JELLY LIKE FLUID, NOT REPLACED-FLOATERS, HOLDS RETINA AGAINST CHOROID COAT
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CHOROID COAT CONTAIN?
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MELANOCYTES DARK
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HOW MANY RODS IN RETINA?
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RODS 100 MILLION
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HOW MANY CONES IN RETINA?
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CONES COLOR 3 MILLION
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