Quiz For Vision Therapy

1 point(s)

–7.50 – 1.00 x 145 –1
–2.00 – 2.00 x 017

What is true about the above prescription?

The patient has myopia and astigmatism in both eyes
The patient is young
The patient was not able to read one of the Snellen characters with the right eye
The patient needs polycarbonate lenses

1 only

Correct Incorrect Correct answer

1 and 2

Correct Incorrect Correct answer

1 and 3

Correct Incorrect Correct answer

all of the above

Correct Incorrect Correct answer

1 point(s)

What is the correct term for “lazy eye”?

Antimetropia

Correct Incorrect Correct answer

Pseudostrabismus

Correct Incorrect Correct answer

Amblyopia

Correct Incorrect Correct answer

Asthenopia

Correct Incorrect Correct answer

1 point(s)

80% of _______________________ patients are hyperopic.

Newborn

Correct Incorrect Correct answer

All adults

Correct Incorrect Correct answer

Adults and children

Correct Incorrect Correct answer

Teenagers

Correct Incorrect Correct answer

1 point(s)

Which of the following symptoms might indicate poor vision in a child?

Blurry images
Headaches
Inattention
Tilting the head for close work

1 and 2

Correct Incorrect Correct answer

1, 2 and 3

Correct Incorrect Correct answer

4 only

Correct Incorrect Correct answer

all of the above

Correct Incorrect Correct answer

1 point(s)

What is correct about a Retinoscope?

It can be used objectively for non-verbal patients
The rays reflected on a myopic eye will show against motion
Values are read in millimeters only
Usually -1.50 will be deducted from the reading

1 only

Correct Incorrect Correct answer

1 and 2

Correct Incorrect Correct answer

1 and 3

Correct Incorrect Correct answer

all of the above

Correct Incorrect Correct answer

1 point(s)

The ________________________________ is a device that admits central rays of light to enter the eye and, when used with the Snellen chart, may indicate the need for refractive correction.

The phoropter

Correct Incorrect Correct answer

The Jaeger chart

Correct Incorrect Correct answer

The pinhole occluder

Correct Incorrect Correct answer

The Amsler grid

Correct Incorrect Correct answer

1 point(s)

Good motility tracking has specific directions. Included directions are:

Right and up
Right and down
Left and up
Left and down

1 and 3

Correct Incorrect Correct answer

2 and 4

Correct Incorrect Correct answer

1, 2 and 3

Correct Incorrect Correct answer

all of the above

Correct Incorrect Correct answer

1 point(s)

A good test for 3-D visualization is:

The Ishiharra test

Correct Incorrect Correct answer

The “Fly” test

Correct Incorrect Correct answer

The Goldman test

Correct Incorrect Correct answer

The Visual Acuity test

Correct Incorrect Correct answer

1 point(s)

Spatial orientation is related to:

Good peripheral vision

Correct Incorrect Correct answer

Visual acuity

Correct Incorrect Correct answer

Accommodation

Correct Incorrect Correct answer

Convergence

Correct Incorrect Correct answer

1 point(s)

An average patient with good peripheral vision should have a field of view of approximately ______________ even when gazing straight ahead

90 degrees

Correct Incorrect Correct answer

45 degrees

Correct Incorrect Correct answer

180 degrees

Correct Incorrect Correct answer

190 degrees

Correct Incorrect Correct answer

1 point(s)

A simple step that will give an infant equal visual stimulus is:

Place an eye patch on the right eye and then alternation with the left eye

Correct Incorrect Correct answer

Place the infant in their crib alternating sides of the room the infant faces

Correct Incorrect Correct answer

Use infant goggles

Correct Incorrect Correct answer

Place toys directly in front of infant’s face

Correct Incorrect Correct answer

1 point(s)

Vitamins and micronutrients can be important to the development and heath of the eye. Which of these is not considered a vital nutrient for vision?

B-complex vitamins

Correct Incorrect Correct answer

Vitamin C

Correct Incorrect Correct answer

Choline

Correct Incorrect Correct answer

Iron

Correct Incorrect Correct answer

1 point(s)

Which of these conditions could cause muscular imbalance of the eyes?

Extra ocular muscles that are not the same length
Extra ocular muscles that are not equal in tensile strength
A nerve defect
Blepharitis

1 only

Correct Incorrect Correct answer

1 and 2

Correct Incorrect Correct answer

1, 2 and 3

Correct Incorrect Correct answer

all of the above

Correct Incorrect Correct answer

1 point(s)

Vision Therapy has a usual and customary course of steps for the majority of children. Which of these is not a usual step in Vision Therapy?

Refractive Correction

Correct Incorrect Correct answer

Surgery

Correct Incorrect Correct answer

The use of prisms in spectacles

Correct Incorrect Correct answer

The Titmus method

Correct Incorrect Correct answer

1 point(s)

What is true regarding occlusive amblyopia?

It is a minor risk of patching the good eye

Correct Incorrect Correct answer

It always occurs when patching the good eye

Correct Incorrect Correct answer

It always occurs when using a contact lens as an occluder

Correct Incorrect Correct answer

It must be surgically corrected

Correct Incorrect Correct answer

1 point(s)

When is surgery considered for amblyopia?

Surgery is always the best option

Correct Incorrect Correct answer

Surgery is usually the last treatment tried

Correct Incorrect Correct answer

Surgery is never a good option

Correct Incorrect Correct answer

Surgery starts and finishes the course of therapy

Correct Incorrect Correct answer

1 point(s)

Vision therapy is best started by the time a child is

Seven years old or older

Correct Incorrect Correct answer

Vision therapy will work at any age

Correct Incorrect Correct answer

Seven years or younger is optimal

Correct Incorrect Correct answer

There is no age recommendation

Correct Incorrect Correct answer

1 point(s)

“Magic Eye” and “3Dimka” are examples of

Stereograms
Puzzles
Vision therapy tools
Games

1 and 2

Correct Incorrect Correct answer

1 and 3

Correct Incorrect Correct answer

1, 2 and 3

Correct Incorrect Correct answer

all of the above

Correct Incorrect Correct answer

1 point(s)

The eye is naturally drawn to the ______________ of a prism

Base

Correct Incorrect Correct answer

Apex

Correct Incorrect Correct answer

Unilateral side

Correct Incorrect Correct answer

Center

Correct Incorrect Correct answer

1 point(s)

What is true regarding reading?

It is a critical learning skill for school-aged children
The brain translates the written word into a picture in the brain
All children can converge properly
Accommodation is needed for the ability to read well

1 only

Correct Incorrect Correct answer

1 and 2

Correct Incorrect Correct answer

1, 2 and 4

Correct Incorrect Correct answer

all of the above

Correct Incorrect Correct answer

1 point(s)

When bifocals are used to assist a child to read, the top segment line is placed

At the lower eyelid

Correct Incorrect Correct answer

At the bottom of the pupil

Correct Incorrect Correct answer

Always placed 5 mm below the pupil

Correct Incorrect Correct answer

At the center of the pupil

Correct Incorrect Correct answer

1 point(s)

According to the National Institute of Health Study conducted in 2011, what percentage of patients will benefit from Prism Therapy?

20%

Correct Incorrect Correct answer

80%

Correct Incorrect Correct answer

100%

Correct Incorrect Correct answer

50%

Correct Incorrect Correct answer

1 point(s)

What is happening to an eye with exophoria?

It occasionally deviates outward

Correct Incorrect Correct answer

It occasionally deviates inward

Correct Incorrect Correct answer

It turns outwards permanently

Correct Incorrect Correct answer

It turns inwards permanently

Correct Incorrect Correct answer

1 point(s)

In which direction should the base of the prescribed prism be located?

In the same direction as the eye’s deviation

Correct Incorrect Correct answer

In the opposite direction of the eye’s deviation

Correct Incorrect Correct answer

There is no set rule

Correct Incorrect Correct answer

This will be specified by the refractionist

Correct Incorrect Correct answer

1 point(s)

Which of these is not one of the three primary methods to create prescribed prism?

Purposeful decentration of the lens according to a special formula

Correct Incorrect Correct answer

Lab creation of a wedge of prism

Correct Incorrect Correct answer

Fresnel prism

Correct Incorrect Correct answer

Placing an occluder on the eye wire

Correct Incorrect Correct answer

1 point(s)

What is a drawback in using a Fresnel prism?

It is difficult to keep clean
It is expensive
It is not cosmetically pleasing
It is heavy

1 only

Correct Incorrect Correct answer

1 and 2

Correct Incorrect Correct answer

1 and 3

Correct Incorrect Correct answer

1, 2 and 4

Correct Incorrect Correct answer

1 point(s)

What is the vertical power of this lens? +2.00 – 0.50 x 45

+2.00 diopters

Correct Incorrect Correct answer

+1.50 diopters

Correct Incorrect Correct answer

+2.50 diopters

Correct Incorrect Correct answer

+1.75 diopters

Correct Incorrect Correct answer

1 point(s)

What is the horizontal power of this lens? – 6.00 – 2.00 x 180

–8.00 diopters

Correct Incorrect Correct answer

–7.00 diopters

Correct Incorrect Correct answer

–6.00 diopters

Correct Incorrect Correct answer

–2.00 diopters

Correct Incorrect Correct answer

1 point(s)

Why is prism split?

For better cosmetics
For balance of lens weight
For patient comfort
For cheaper cost

1 only

Correct Incorrect Correct answer

1 and 2

Correct Incorrect Correct answer

1, 2 and 3

Correct Incorrect Correct answer

all of the above

Correct Incorrect Correct answer

1 point(s)

Which choice is not “adding” prism directions?

In/out, out/in

Correct Incorrect Correct answer

Up/down

Correct Incorrect Correct answer

Down/up

Correct Incorrect Correct answer

In/in

Correct Incorrect Correct answer

1 point(s)

What is the correct formula to purposely move a lens optical center to create prescribed prism?

(Dec x 2) + ED

Correct Incorrect Correct answer

Mm = Δ x 10/diopter

Correct Incorrect Correct answer

FPD – PPD/2

Correct Incorrect Correct answer

FPD/10

Correct Incorrect Correct answer

1 point(s)

Split the prism for this prescription: OD +2.50 DS, OS +3.50 DS 3 Δ BO

OD 3Δ BO; OS 3Δ BO

Correct Incorrect Correct answer

OD 3Δ BI; OS 3Δ BI

Correct Incorrect Correct answer

OD 1.5Δ ‘BO; OS 1.5Δ BO

Correct Incorrect Correct answer

OD 1.5Δ BI; OS 1.5Δ BO

Correct Incorrect Correct answer

1 point(s)

What direction do you move a plus lens to create the proper prism base?

Opposite the prescribed base direction

Correct Incorrect Correct answer

In the same direction as the prescribed base

Correct Incorrect Correct answer

Either direction will work

Correct Incorrect Correct answer

Always in a horizontal direction

Correct Incorrect Correct answer

1 point(s)

How many millimeters must an optician move a lens to create 5Δ BU prism in a -5.00 DS lens?

1.0 mm down

Correct Incorrect Correct answer

10.00 mm down

Correct Incorrect Correct answer

10.00 mm up

Correct Incorrect Correct answer

1.0 mm up

Correct Incorrect Correct answer

1 point(s)

After determining the frame decentration of 6mm up for each eye, and the prescribed prisms of OD 3mm down and OS 1mm down, how do you decenter these lenses?

OD = 3.00 up; OS = 5.00 mm up

Correct Incorrect Correct answer

OD = 9.00 mm up; OS = 7.00 mm up

Correct Incorrect Correct answer

OD = 3.00 mm down; OS = 1.00 mm down

Correct Incorrect Correct answer

OD and OS are both decentered 6.00 mm up

Correct Incorrect Correct answer

1 point(s)

What can you do if your prism decentration calculations to create prism result in an MBS larger than you currently have in stock?

Order a larger lens blank
Have the laboratory create the prism
Use a Fresnel prism
Change the decentration until the MBS you have is achieved

1 only

Correct Incorrect Correct answer

1 and 2

Correct Incorrect Correct answer

1, 2 and 3

Correct Incorrect Correct answer

all of the above

Correct Incorrect Correct answer

1 point(s)

What visual condition is hallmarked by the reception of images that are 5% or more in size difference from the right eye to the left eye?

Antimetropia

Correct Incorrect Correct answer

Amblyopia

Correct Incorrect Correct answer

Iseikonia

Correct Incorrect Correct answer

Aniseikonia

Correct Incorrect Correct answer

1 point(s)

The primary goal of surgical correction of simple tropias is to:

Weaken the muscle involved

Correct Incorrect Correct answer

Strengthen the muscle involved

Correct Incorrect Correct answer

The muscle might be weakened or strengthened depending upon the tropia

Correct Incorrect Correct answer

Shorten the muscle

Correct Incorrect Correct answer

1 point(s)

What are the “3 B’s” to help prevent Computer Vision Syndrome?

Blinking, breathing and breaks

Correct Incorrect Correct answer

Blinking, bathing the eye, breaks

Correct Incorrect Correct answer

Breathing, breaks and beginning over

Correct Incorrect Correct answer

Blinking, breaks and being close to the work

Correct Incorrect Correct answer

1 point(s)

What is an X-Chrom contact lens used for?

To distinguish far from near

Correct Incorrect Correct answer

To distinguish the color red from the color green

Correct Incorrect Correct answer

To ease Computer Vision Syndrome

Correct Incorrect Correct answer

To reduce overhead glare

Correct Incorrect Correct answer

Quiz For Vision Therapy

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