Home > Flashcards > Physiology > The Eye

Details Title: The Eye Description: The Eye Definition Vocabulary Total Flash Cards: 15 Created: 11/18/2007 15:54:58	To study from this set of flash cards, or to create your own your own study flash cards, register HERE. If you are already a registered user, CLICK HERE.
Cards Term Sclera Definition White fibrous outer layer of eye which protects the eye and acts as an attachment site for eye muscles. Term Cornea Definition The transparent window of the eye which helps focus entering light rays Term Iris Definition Colored part of the eye that surrounds the pupil and regulates its size. It is composed of smooth muscle. Term Cilliary Body Definition Eye structure that secretes aqueous humor (watery fluid filling the anterior portion of the eye which nourishes the cornea and lens and helps maintain shape), and contains cilliary muscle Term Choroid Definition Has blood vessles to nourish eye Term Pupil Definition Circular opening in the center of the iris which allows light to enter Term Suspensory Ligaments Definition Strong fibers holding the lens in position Term Lens Definition Adjusts shape to focus in the process called accomodation Term Retina Definition Inner layer of the eye containing visual receptor cells (rods and cones, photoreceptors) Term Macula Lutea Definition Central region of the retina Term Fovea Definition Depression in the center of the macula where the sharpest vision is produced Term Optic disk Definition Where nerve fibers of the retina leave the eye and join with the optic nerve Term Optic Nerve Definition Carry impulses to occipital lobe for deciphering vision Term Conjunctiva Definition Mucous membrane lining the inside of the eyelids and covering the inside lining of the covering over the eyball Term Vitreous Humor Definition Fluid between the lens and retina of the eye which helps protect and maintain shape