Quiz 1 Flashcards

1
Q
THE \_\_\_\_\_\_\_\_\_ ALONG WITH THE POSTERIOR OPTICAL ZONE SIZE, DETERMINE LENS VAULT.
  SECONDARY CURVE 
  PERIPHERAL CURVE 
  CENTER THICKNESS 
  BASE CURVE
A

Base Curve

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2
Q
\_\_\_\_\_\_\_\_IS USED TO THIN THE EDGE OF A HIGH MINUS 
CONTACT LENS.
  MYOFLANGE 
  TRUNCATION 
  PRISM BALLAST 
  HYPERFLANGE
A

Hyperflange

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3
Q
SOFT LENSES BECAME READILY AVAILABLE IN THE U.S. IN:
  1950 
  1887 
  1938 
  1971
A

1971

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4
Q
WHICH OF THE FOLLOWING MATERIALS WOULD BE 
REPRESENTATIVE OF A SOFT LENS?
  GLASS 
  HYDROXYETHYLMETHACRYLATE 
  SILICONE 
  POLYMETHYMETHACRYLATE
A

Hydroxyethylmethacrylate - HEMA

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5
Q

WHICH INDIVIDUAL IS MOST RESPONSIBLE FOR THE
INTRODUCTION OF A PLASTIC CORNEAL CONTACT LENS?
TUOHY
WICHTERLE
FICK
BUTTERFIELD

A

Tuohy

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6
Q
WHICH INDIVIDUAL IS MOST RESPONSIBLE FOR THE 
INTRODUCTION OF A SOFT CONTACT LENS?
  TUOHY 
  FICK 
  BUTTERFIELD 
  WICHTERLE
A

Wichterle

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7
Q
WHICH TYPE OF RIGID LENS WOULD BE USED TO SOLVE FITTING PROBLEMS CREATED BY EXCESSIVE CORNEAL ASTIGMATISM?
  FRONT SURFACE TORIC 
  SPHERICAL 
  BITORIC 
  BIFOCAL
A

Bitoric

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8
Q
TRUNCATION IS USED TO STABILIZE\_\_\_\_\_\_\_ LENSES.
  LENTICULAR 
  BIFOCAL 
  X-CHROM 
  ASPHERIC
A

Bifocal

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9
Q

A FLAT CURVE WILL HAVE A _________ RADIUS OF
CURVATURE THAN A STEEP CURVE.
LONGER
SHORTER

A

longer

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10
Q
\_\_\_\_\_\_\_\_\_\_ DEVELOPED THE FIRST CONTACT LENS FOR USE IN 
KERATOCONUS PATIENTS.
  KALT 
  TOUHY 
  ROSS 
  DAVINCE
A

Kalt

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