Essay
Jane develops a cataract in one eye and gets a vision test.Her test result for that eye is reported as 20/400.What does this mean? Is a rating of 20/20 better or worse?
Correct Answer:

Verified
A visual acuity of 20/400 mean...View Answer
Unlock this answer now
Get Access to more Verified Answers free of charge
Correct Answer:
Verified
A visual acuity of 20/400 mean...
View Answer
Unlock this answer now
Get Access to more Verified Answers free of charge
Related Questions
Q16: There are three different types of cones,
Q29: The _ ear collects sounds waves and
Q77: Which of the following is false concerning
Q105: Which of the following lingual papillae has
Q107: The region of the ampulla that contains
Q109: A sudden increase of light into the
Q110: The gelatinous material that gives the eyeball
Q112: The energy from a pressure wave in
Q113: The purpose of the two small muscles,the
Q115: When an external force bends the stereocilia