Unit 10 Module 21 (review) Flashcards
No matter which specific visual impairment label is identified for a student, which of the following is the main concern for an educator?
A. How much functional vision does this student have?
B. Can the student read and write Braille?
C. What is the etiology of the visual impairment?
D. Did the student have orientation and mobility training?
A. How much functional vision does this student have?
Even though Maria wears prescription eyeglasses, her vision is blurry and objects appear distorted. Maria finds that large print in reading materials and on devices like the television remote controller is helpful. She always carries a magnifying glass and uses a talking watch.
Would Maria be described as having low vision?
Yes
No
Yes
As a result of Michael’s visual impairment, he has to use assistive technologies, such as a screen reader, so that information is presented in a spoken form. He is also learning Braille for reading and writing.
Would Michael be described as having low vision?
Yes
No
NO
Turning of the head is required to see objects in the periphery
A. visual acuity
B. visual field loss
C. legally blind
D. functionally blind
B. visual field loss
Visual acuity of 20/200 or less in the better eye with correction
A. visual acuity
B. visual field loss
C. legally blind
D. functionally blind
C. legally blind
The sharpness or clarity of vision at a certain distance
A. visual acuity
B. visual field loss
C. legally blind
D. functionally blind
A. visual acuity
Primary learning channels are tactile or auditory
A. visual acuity
B. visual field loss
C. legally blind
D. functionally blind
D. functionally blind
The IDEA definition of visual impairment includes both 1._________ and 2.______________.
- A. functional vision
B. partial sight
2.
A. visual acuity
B. blindness
- B. partial sight
2. B. blindness
Which structure of the eye determines whether a person has abnormal vision (e.g., is nearsighted or farsighted)?
A. Retina
B. Pupil
C. Lens
D. Eye muscles
C. Lens
What area of the eye controls the size of the pupil?
A. Retina
B. Lens
C. Iris
D. Cornea
C. Iris
When an astigmatism is present, the cornea is cylindrical instead of spherical. This causes light rays ____________.
A. not to focus at a single point
B. to focus at a single point on the retina
A. not to focus at a single point
Myopia is the condition in which light rays focus _________ the retina because the eyeball is longer than normal.
A. on
B. in front
C. behind
B. in front
The condition of hyperopia results when the eyeball is shorter than normal causing light rays to focus ________ the retina.
A. on
B. in front
C. behind
C. behind
Which one of the following structures does not allow light to pass through the eye to reach the retina?
A. Lens
B. Cornea
C. Aqueous humor
D. Iris
E. Vitreous humor
D. Iris
transparent curved surface of eye
A. pupil
B. aqueous humor
C. cornea
C. cornea
fluid in anterior cavity
A. pupil
B. aqueous humor
C. cornea
B. aqueous humor
the opening in the iris that has an adjustable diameter to control amounts of light
A. pupil
B. aqueous humor
C. cornea
A. pupil
the transparent structure that changes shape when ciliary muscles contract or relax
A. virteous humor
B. retina
C. lens
C. lens
fluid in posterior cavity
A. virteous humor
B. retina
C. lens
A. virteous humor
location of photoreceptors
A. virteous humor
B. retina
C. lens
B. retina
Congenital condition
Results in a teardrop shape of the pupil, iris, lens, retina, choroid, or optic nerve
Field of vision may be affected, problems with glare may also be present, and problems with depth perception may occur
A. Congenital Cataracts
B. Congenital Glaucoma
C. Coloboma
C. Coloboma