History, Nomenclature, & Terminology

Question 1

The individual awarded the first patent for a corneal lens mad of PMMA was

A. Da Vinci
B. Tuohy
C. Fick
D. Soper

Answer 1

Tuohy

Question 2

Until the 1930’s, all contact lenses were made of

A. Plastic
B. Glass
C. Gelatin
D. CAB

Answer 2

Glass

Question 3

Polycon I, the first silacrylate lens, was developed by

A. Tuohy
B. Wichterle
C. Wesley
D. Seidner

Answer 3

Seidner

Question 4

The biggest disadvantage of PMMA as a contact lens material is its lack of

A. Color
B. Stability
C. Gas Permeability
D. Optical Clarity

Answer 4

Gas Permeability

Question 5

Bifocal contact lenses have been marketed in the U.S. since which decade of the twentieth century?

A. 50’s
B. 60’s
C. 70’s
D. 80’s

Answer 5

50’s

Question 6

From the 1930’s through the 1960’s, the material of choice for contact lenses was

A. FSA
B. CAB
C. PMMA
D. HEMA

Answer 6

PMMA

Question 7

The first company to market soft lenses in the U.S. was

A. Bausch & Lomb
B. Syntex
C. Schott
D. Orbig

Answer 7

Bausch & Lomb

Question 8

One-day disposable soft lenses became available in

A. 1938
B. 1950
C. 1971
D. 1994

Answer 8

1994

Question 9

The first company to make contact lenses of PMMA in the U.S. was

A. Bausch & Lomb
B. Syntex
C. Schott
D. Obrig

Answer 9

Obrig

Question 10

The company responsible for bringing the soft lens material HEMA to the U.S. was

A. Tillyer
B. National Patent Development Corporation
C. Bausch & Lomb
D. Johnson & Johnson

Answer 10

National Patent Development Corporation

Question 11

The contact lens pioneer who made improvements to lens design by inventing the topogometer to better measure corneal topography was

A. Dallos
B. Wichterle
C. Soper
D. Becker

Answer 11

Soper

Question 12

The person considered responsible for first realizing the concept of corneal neutralization and replacement by a lens placed in contact with the eye is

A. Da Vinci
B. Tuohy
C. Fick
D. Soper

Answer 12

Da Vinci

Question 13

The Food & Drug Administration has been involved in approval of new contact lens materials since the year

A. 1950
B. 1968
C. 1971
D. 1978

Answer 13

1971

Question 14

Rigid Gas Permeable contact lenses have been marketed in the U.S. since which decade of the twentieth century?

A. 50’s
B. 60’s
C. 70’s
D. 80’s

Answer 14

70’s

Question 15

The chemist who invented HEMA is

A. Dallos
B. Wichterle
C. Soper
D. Becker

Answer 15

Wichterle