OPT-2501-Cntct Lns Theory I Unit 1

Question 1

TRUNCATION IS USED TO STABILIZE_______ LENSES.

Answer 1

BIFOCAL

Question 2

________IS USED TO THIN THE EDGE OF A HIGH MINUS

CONTACT LENS.

Answer 2

HYPERFLANGE

Question 3

WHICH INDIVIDUAL IS MOST RESPONSIBLE FOR THE

INTRODUCTION OF A SOFT CONTACT LENS?

Answer 3

WICHTERLE

Question 4

THE _________ ALONG WITH THE POSTERIOR OPTICAL ZONE SIZE, DETERMINE LENS VAULT.

Answer 4

BASE CURVE

Question 5

__________ DEVELOPED THE FIRST CONTACT LENS FOR USE IN

KERATOCONUS PATIENTS.

Answer 5

KALT

Question 6

WHICH INDIVIDUAL IS MOST RESPONSIBLE FOR THE

INTRODUCTION OF A PLASTIC CORNEAL CONTACT LENS?

Answer 6

TUOHY

Question 7

WHICH TYPE OF RIGID LENS WOULD BE USED TO SOLVE FITTING PROBLEMS CREATED BY EXCESSIVE CORNEAL ASTIGMATISM?

Answer 7

BITORIC

Question 8

A FLAT CURVE WILL HAVE A _________ RADIUS OF

CURVATURE THAN A STEEP CURVE.

Answer 8

LONGER

Question 9

WHICH OF THE FOLLOWING MATERIALS WOULD BE

REPRESENTATIVE OF A SOFT LENS?

Answer 9

HYDROXYETHYLMETHACRYLATE

Question 10

SOFT LENSES BECAME READILY AVAILABLE IN THE U.S. IN:

Answer 10

1971