Cont’ Flashcards
1
Q
It can describe as smallest symbol or letter that can be Identified.
A
Visual Acuity
2
Q
It refers to the VA measured after correcting any refractive errors with spectacles or contact lens.
A
BCVA
3
Q
VA can be measured with a chart or any other system that uses letters or symbols known as?
A
Optotypes
4
Q
VA started monocularly starting with what eye?
A
Poorer eye
5
Q
What are the purpose of DVA?
A
- Detect and Monitoring Disease
- Determining the outcome of refraction
- Determining the strength of optical devices
- Establishing legal blindness, job eligibility and school program placement
6
Q
What is theOne method of assessing near acuity?
A
Reading single optotypes
7
Q
Distance of Near chart in NVA?
A
40cm
8
Q
What will happen if the patient is unable to read at 40 cm?
Whats next?
A
Reduce the distance until they can read it, measured and record
