Copy of Copy of Copy of Copy of Copy of Copy of Copy of Copy of theNursing fLASHCARDS - Part 1 (1) - Flipbook - Page 28
EENT
A chart to assess a person’s
vision.
Normal vision: 20/20
Legally Blind: 20/200
This is assessed by having a patient
stand 20 feet away from the Snellen
chart. (This is the first 20 that is listed
and this will not change.) So. 20/
Then, the second number listed is
what the person scored based on
what they can read from 20 feet.
For example: 20/40 (20 = 20feet away
from Snellen chart/ 40 = person’s
score.) The person sees at 20 feet
what a person with normal vision
sees at 40 feet