This topic contains a solution. Click here to go to the answer

Author Question: Visual acuity of 20/200 means that a person sees at a. 200 feet what a normally sighted person ... (Read 148 times)

humphriesbr@me.com

  • Hero Member
  • *****
  • Posts: 550
Visual acuity of 20/200 means that a person sees at
 
  a. 200 feet what a normally sighted person sees at 20 feet.
  b. 100 feet what a normally sighted person sees at 10 feet.
  c. 20 feet what a normally sighted person sees at 200 feet.
  d. 10 feet what a normally sighted person sees at 100 feet.

Question 2

The definition of legal blindness is
 
  a. a field of vision of less than 20 degrees.
  b. vision of 20/200 or worse in the better eye with correction.
  c. vision of 20/200 or worse in the better eye with correction or a field of vision of less than 20 degrees.
  d. vision of 20/200 or worse in the better eye without correction or a field of vision of greater than 20 degrees.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Dinolord

  • Sr. Member
  • ****
  • Posts: 313
Answer to Question 1

c

Answer to Question 2

c




Dinolord

  • Sr. Member
  • ****
  • Posts: 313

 

Did you know?

The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

Did you know?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

For a complete list of videos, visit our video library