anterior chamber Correct Answer-fluid-filled space inside the eye between the cornea and the iris.
aqueous humor Correct Answer-clear, watery fluid that fills the space between the cornea and the front of the vitreous, bathing and nourishing the lens, iris, cornea. Maintains eye (intraocular) pr...
Optometry Terms
anterior chamber Correct Answer-fluid-filled space inside the eye
between the cornea and the iris.
aqueous humor Correct Answer-clear, watery fluid that fills the space
between the cornea and the front of the vitreous, bathing and nourishing
the lens, iris, cornea. Maintains eye (intraocular) pressure.
binocular Correct Answer-using both eyes at the same time.
blind spot Correct Answer-sightless area within the visual field of a
normal eye. Caused by absence of photoreceptors where the optic nerve
enters the eye.
blood vessel Correct Answer-an artery, a vein, or a capillary, through
which blood circulates.
choroid Correct Answer-layer of large blood vessels lying between the
retina and the sclera which provide nourishment to the retina
color blindness Correct Answer-inability to distinguish between some
colors; most common is difficulty with shades of red and green. Usually
hereditary.
cone Correct Answer-a photoreceptor used for color vision and which
provides sharp visual acuity
, conjunctiva Correct Answer-transparent mucus membrane covering the
outer surface of the eyeball (except for cornea).
cornea Correct Answer-transparent front part of eye that covers iris,
pupil, anterior chamber and provides most of an eye's optical power to
help bring rays of light to a focus on the retina.
crystalline lens Correct Answer-transparent oval tissue that also helps
bring rays of light into a focus on the retina.
depth perception Correct Answer-ability to see in 3 dimensions
diplopia Correct Answer-double vision
electromagnetic radiation Correct Answer-energy that travels and
spreads as it goes. Examples are visible light, radio waves, microwaves,
infrared, ultraviolet light, X-rays, and gamma rays
esotropia Correct Answer-condition in which eye points inward towards
the nose (cross-eyed)
exotropia Correct Answer-condition in which eye points outward
extraocular muscles Correct Answer-six muscles that move the eyeball
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