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Eye anatomy
Eyeball anatomy
Eye physiology
More eye anatomy
Miscellaneous eye
100
The portion of the fibrous tunic that is white and opaque
What is the "sclera"?
100

Controls the amount of light entering the pupil of the eye

What is the "iris"?

100

The function of the lens is to ____________ the light rays on the retina

What is focus?

100
While focusing on a close object, accommodation occurs due to:
What is "the ability of the lens to change shape"?
100

The type of muscle that controls your eyeball movements: smooth, cardiac, skeletal

What are "skeletal muscle"?

200
The transparent structure through which light enters the eye
What is the "cornea"?
200
Portion (tunic) of the eye concerned with image formation
What is the "retina"?
200
The bending of light rays
What is "refraction"?
200

The mucous membrane of the eye that can become infected in "pink eye" , name the membrane

What is the conjunctiva?

200

The gel-like material that makes up the center of the eye is the ____________ humor

What is "vitreous"?

300
The anterior chamber of the eye is filled with __________
What is "aqueous humor"?
300
Vascular, light-absorbing tunic part
What is the "choroid"?
300
The main function of the rods of the retina
What is "vision in dim light"?
300
An area of the retina that contains a high concentration of cones
What is the "fovea centralis"?
300
Blockage of the canal of Schlemm might result in:
What is "glaucoma"?
400
The tunics of the eyeball in the correct order from outermost to innermost layer:
What are "sclera, choroid, retina"?
400

Fibrous, white, supports and protects the eyeball

What is the "sclera"?

400

The sequence of reactions which occurs when a person looks at a distant object: pupils constrict/dilate; suspensory ligaments become tight/relaxed; lenses becomes curved/flattened

What is "pupils dilate, suspensory ligaments become tightened, lenses become flattened"?

400

A cataract is the clouding and inability of this structure to function properly

What is the lens?

400

The proper name for nearsightedness:

hyperopia

myopia

emmetropia

What is "myopia"?

500
Four refractive media of the eye, listed in the sequence in which they refract light:
What are "cornea, aqueous humor, lens, vitreous humor"?
500
Muscular structure that manipulates the lens
What is the "ciliary body"?
500

The normal route for the flow of tears from the eyes into the nasal cavity. Please order the following: lacrimal sacs, lacrimal canals, nasolacrimal ducts

What is "lacrimal canals, lacrimal sacs, nasolacrimal ducts"?

500

Colorblindness is a genetic condition in which one or more cones of the eye are missing.  What TYPE of genetic condition is it

What is "X-Linked"?

500
Which eye accessory glands do the following: a. produce oil; b. secrete mucus; c. produce a saline solution containing lysozyme and antibodies
What is "a. Meibomian glands; b. conjunctiva; c. lacrimal glands"?