ch 7 big words
Terms
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- anterior chamber
- fluid-filled space between cornea and iris
- aqueous humor
- watery liquid secreted at the ciliary body that fills the anterior and posterior chambers of the eye and provides nourishment for the cornea, iris, and lens
- canal of Schlemm
- duct in the anterior chamber that carries filtered aqueous humor to the veins and bloodstream
- choroid
- vascular layer beneath the sclera that provides nourishment to outer portion of the retina
- ciliary body
- ring of muscle behind the peripheral iris that controls the focusing shape of the lens
- ciliary muscle
- smooth muscle portion of the ciliar body, which contracts to assist in near vision capability
- ciliary processes
- epithelial tissue folds on the inner surface of the ciliary body that secrete aqueous humor
- conjunctiva
- mucous membrane that lines the eyelids and outer surface of the eyeball
- cornea
- transparent, anterior part of the eyeball convering the iris, pupil, and anterior chamber that functions to refract (bend) light to focus a visual image
- eyelid (palpebra)
- movable protective fold that opens and closes, covering the eye
- fovea centralis
- pinpoint depression in the center of the macula lutea that is the site of sharpest vision
- fundus (base)
- interious surface of the eyeball incl. the retina, optic disc, macula, and posterior pole (curvature at the back of the eye)
- glands of Zeis
- oil glands surrounding the eyelashes
- iris
- colored circle; colored part of the eye located behind the cornea that contracts and diates to regulate light passing thru the pupil
- lacrimal gland
- gland located in the upper outer region above the eyeball that secretes tears