Cloudy, opaque areas on the lens that prevent light from going through the lens are __________.
Cataracts
Which of the following is used to test color vision?
Ishihara book
Which eye disorder is a chronic inflammation of the edges of the eyelid and is characterized by red, swollen eyelids with scaling or crusting?
blepharitis
A drooping of the upper eyelid due to damage to the muscle that raises the eyelid is known as __________.
Ptosis
An inflammation of the tract in the eye that includes the iris, ciliary body, and choroid is called __________.
uveitis
Testing for which of the following can detect cataracts or problems of the retina even before the sharpness of the patient's vision is impaired?
Contrast sensitivity
Which of the following are common refractive disorders?
Myopia and hyperopia
A common eye disorder that develops with age and results in the loss of lens elasticity, causing difficulty seeing objects close up, is __________.
presbyopia
Illustrations containing numbers or symbols made up of colored dots that appear among other colored dots are used to test for __________.
Color blindness
The Snellen letter chart is commonly used to test for __________.
Myopia
If the audiometer is adjusted to increase the frequency, the sound produced by the audiometer will become __________.
higher-pitched
An ophthalmologist measures intraocular pressure with the aid of a(n) __________.
Tonometer
Which of the following actions helps prevent systemic absorption of a topical medication used in the eye?
Applying pressure just below the inner corner of the eye
Ringing in the ears is called __________.
Tinnitus
In which disorder do misaligned or unbalanced eye muscles cause the eyes to appear to be looking in two different directions?
Strabismus
Which of the following is used to test for distance vision?
Snellen chart
A common eye disorder that develops with age and results in the loss of lens elasticity, causing difficulty seeing objects close up, is __________.
presbyopia
An external hordeolum, which is the result of an eyelash follicle infection, is commonly known as __________.
Sty
Which condition distorts vision because the cornea is unevenly curved?
Astigmatism
Testing for which of the following can detect cataracts or problems of the retina even before the sharpness of the patient's vision is impaired?
contrast sensitivity
Which condition, commonly called lazy eye, occurs when a child does not use one eye regularly and the eye becomes “lazy’ and the brain tends to ignore what the lazy eye sees?
Amblyopia
Which of the following instructions is accurate when performing a visual acuity test using the Snellen letter chart?
Stand with heels at the 20-foot mark.
A common disorder of the inner ear that is caused by increased fluid in the labyrinth and produces symptoms of vertigo and tinnitus is __________.
Ménière's disease
In which hearing test does the practitioner strike a tuning fork on a hard surface to produce a sound and places the tuning fork in the middle of the patient’s forehead to determine if the patient has conductive or sensorineural hearing loss?
Rinne