Superficial Anatomy
Inner Anatomy
Eye Condtions
Equipment
Fun Facts!
100
Transparent layer at the anterior region (front) of the eye?
What is the cornea. "window of the eye"
100
True or false: the eyeball is hollow.
What is true.
100
The scientific term for nearsightedness is _____.
What is Myopia. These individuals have have longer eyes than normal emmetropia.
100
A chart used to measure visual acuity?
What is snellan chart.
100
True or false: newborns produce tears.
What is false. They make crying sounds but tear production in infants doesn't occur until they are about 4-13 weeks old.
200
The white part of the eye?
What is the sclera?
200
The large posterior cavity (after iris) of the eye is filled with what?
What is virteous humor.
200
The scientific terms for farsightedness is _____.
What is Hyperopia. These individuals have eyeballs that are shorter than normal emmetropia.
200
A tonometer is an instrument used to measure the ______ ___ which is the fluid pressure inside the eye. Acronym is acceptable.
What is Intraocular pressure (IOP)
200
True or false: A fingerprint has 40 unique characteristics, but an iris has 256.
What is true. This is a reason retinal scans are increasingly being used for security purposes.
300
General term for the exterior layer of the eye (sclera and cornea).
What is the fibrous layer.
300
The small anterior cavity (before iris) of the eye is filled with what?
What is aqueous humor.
300
In glaucoma, pressure builds because of improper draining of ____ _____ fluid.
What is aqueous humor of the anterior cavity. This creates pressure on the posterior cavity escalating damage to nerves.
300
This computerized instrument is used to objectively measure a patients refractive error.
What is an Autorefractor.
300
True or false: We blink on average 17x/min, 14,289x/day, and 5.2mil x/year.
What is true.
400
What is the name of the pigmented area surrounding the pupil? (Constricts and relaxes in different lighting)
What is iris. Actually vascular layer but is superficially visible.
400
The blind spot is formed here.
What is the optic disc. You don’t notice the hole in your vision because your eyes work together to fill in each other’s blind spot.
400
What is the condition where the eye's lens loses elasticity with age?
What is Presbyopia, aging farsightedness.
400
instrument that contains different lenses to measure refractive error.
What is phoropter.
400
This small part of the retina contributes to the sharpest central vision.
What is Macula containing the fovea. Densely clustered cones.
500
Tears are secreted from ___ gland and contain ___, an antibacterial enzyme.
What is lacrimal gland and lysozyme.
500
In the retina, rods contribute to ____ vision and cones contribute to ___ vision.
What is low light and color.
500
In glaucoma, pressure builds because of improper draining of ____ _____ fluid.
What is aqueous humor of the anterior cavity. This creates pressure on the posterior cavity escalating damage to nerves.
500
An imaging instrument that produces a cross-section map of the retina.
What is Optical coherence topography (OCT).
500
Which gender blinks more often?
What is female. Older females blink more frequently than younger females.
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