Get ahead with a $300 test prep scholarship
| Enter to win by Tuesday 9/24
Eye disorder flashcards Basic Vocab. #9
Sense Organs: The Eye: VOCABULARY
Terms in this set (24)
normal adjustment of the eye to FOCUS ON OBJECTS FROM FAR TO NEAR.
area BEHIND CORNEA IN FRONT OF LENS AND IRIS. (contains aqueous humor)
FLUID produced by the ciliary body. found in the anterior chamber
TWO round, elevated, and curved evenly surfaces. LIKE PART OF A SPHERE.
MIDDLE, vascular layer of the eye BETWEEN retina and sclera.
STRUCTURE SURROUNDING LENS connects the choroid and iris
PHOTORECEPTOR CELL in the RETINA that TRANSFORMS LIGHT ENERGY INTO A NERVE IMPULSE. responsible for COLOR and CENTRAL VISION.
DELICATE MEMBRANE lining the undersurface of the eyelids
Fibrous transparent layer of CLEAR TISSUE THAT EXTENDS OVER ANTERIOR PART OF EYEBALL.
Tiny pit or DEPRESSION IN RETINA that is the region of CLEAREST VISION.
Fundus of the Eye
Posterior, INNER PART OF THE EYE
Pigmented (colored) layer that opens and closes to ALLOW MORE OR LESS LIGHT INTO THE EYE.
Transparent, biconvex body BEHIND THE PUPIL. it BENDS LIGHT RAYS TO BRING THEM INTO FOCUS ON THE RETINA
YELLOWISH REGION ON THE RETINA. lateral to and slightly below the optic disc.
Point at which optic nerve fibers CROSS IN THE BRAIN
Region at back of the eye where OPTIC NERVE MEETS THE RETINA. (blind spot of the eye b/c it contains only nerve fibers, no rods or cones)
CRANIAL NERVE carrying impulses from RETINA to BRAIN
CENTRAL OPENING OF EYE.
BENDING of light rays by the cornea, lens, and fluids of the eye to bring rays into focus on retina.
LIGHT SENSITIVE NERVE CELL layer of the eye containing photoreceptor cells (CONES AND RODS)
PHOTORECEPTOR CELL OF RETINA (essential for vision in dim light and peripheral vision)
TOUGH WHITE OUTER COAT of the eyeball.
RELAY CENTER OF THE BRAIN
Soft JELLY-LIKE MATERIAL behind the lens in the vitreous chamber. (helps maintain the shape of the eyeball)