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A cataract ______________________.
Cataract in childhood may be caused by:
After cataract surgery it is necessary to provide some means of focusing light that enters the eye. This can be accomplished through the use of eyeglasses, contact lenses, or intraocular lens implanet (IOL). Each has its own advantages and disadvantages. The advantages of spectacle lenses are:
When fitting bifocal segments in children:
__________________is the most common cause of amblyopia in children.
__________________is the cause of the most severe type of amblyopia in infants.
__________________is the most difficult type of amblyopia to detect and requires a careful measurement of visual acuity.
Accommodative esotropia occurs when:
______________may be described as a drooping of the upper eyelid.
The most obvious sign of ptosis is:
In most cases the treatment for childhood ptosis is___________________.
__________________is the most serious problem associated with childhood ptosis
Possible signals of vision problems in children include:
Over 100,000 eye injuries occur annually in the United States and over ________ of them could have been avoided.
Sports goggles designed for eye protection should be approved by ___________.
Vision can best be defined as:
According to the article by Donald J. Getz
The ability to coordinate the two eyes together is called:
The demand for the two eyes to turn inward so that they are aimed at the reading task is:
A tendency for the eyes to turn outward is called
Tests for __________________can help determine is the visual reflex is from left to right or from right to left.
Tests for __________________can help determine a child’s ability to perceive and copy simple geometric shapes.
Contact lenses may benefit a child with a higher powered plus or minus correction because:
Contact lenses for children may be indicated in cases of _________________________, a special refractive condition in which the dioptric difference between the two eyes results in differing image sizes.
Contact lenses for children may be indicated in cases of _________________________, an involuntary, rapid movement of the eyeball.