Eye and vision Examinations Flashcards
(23 cards)
Far vision
ability to see items at a distance
Near vision
ability to see items at a close range
color vision
ability to see and distinguish colors
snellen chart is the…
distance chart
When vision testing someone with glasses you should…
test them with their glasses on
Myopia
Nearsightedness
Nearsightedness
A defect in far vision (only able to see close proximity objects)
¨OU¨ abreviation
Both eyes
¨OD¨ Abreviation
Right Eye
¨OS¨ Abreviation
Left Eye
Jaeger chart
Tests near vision
Hyperopia
farsightedness
Farsightedness
Defect in near vision (only able to see objects at a distance)
presbyopia
farsightedness due to aging
achromatic
Total color blindness
Daltonism
Red/ Green color blindness
Ishihara method
A color plate that contains dots in a shape/ number (used to test color blindness)
Tumbling E chart
for patients who have troubles with letters or possibly has a language barrier
Eucluder
hand held piece that covers one eye
How many letters can a patient misread on an eye exam without failing?
2
How many letters missed on a line is a fail?
3 or more
Order to check eyes:
- Both eyes
- left eyes
- Right eye