FreeVisionTest.com

Online Written Tests
Take this 10 question online test about hearing-related information provided by Dr. Ted Montgomery. How much do you really know about vision? Also consider this test a learning experience. We'll let you know how you did and what the correct answers are.

Quiz #2

1.	Which of these eye colors is produced by the most amount of pigment in the iris?
	blue green hazel brown

2.	The optic nerve is known also as what cranial nerve?
	cranial nerve II cranial nerve III cranial nerve IV cranial nerve VI

3.	What is a triangular patch of blood-vessel-engorged tissue on the conjunctiva which can encroach onto the cornea and adversely affect vision?
	conjunctivitis pinguecula pterygium subconjunctival hemorrhage

4.	Too much near work, thereby forcing the crystalline lens of the eye to over-accommodate without providing it with sufficient rest, can result in what?
	nearpoint stress presbyopia primary cataract secondary cataract

5.	An inherited disease which gradually devastates the rods of the retina, thereby reducing night vision and ultimately resulting in “tunnel” vision, is known as what?
	achromatopsia monochromatism glaucoma retinitis pigmentosa

6.	“Floaters” (also known as “muscae volitantes“), which sometimes interfere with vision, can be caused by a what?
	cataract color deficiency dry eye condition vitreous detachment

7.	What test can detect early stages of macular degeneration, a hereditary ocular disease which is the leading cause of irreversible blindness among Americans 65 and older?
	color vision test Amsler grid test blind spot test visual field test

8.	Which of the following conditions can cause a temporary decrease in vision for several days or weeks, as well as pain in the eye when the eye is moved?
	optic atrophy optic neuritis papilledema glaucoma

9.	What is the most common method used to perform a primary extracapsular cataract extraction (ECCE)?
	YAG laser argon laser phacoemulsification cryoextraction

10.	A palsy of which extraocular muscle most likely will result in an esotropia (turning inward) of the affected eye?
	medial rectus external (lateral) rectus superior oblique inferior oblique

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