History of Roentgenology

Question 1

Who discovered x-radiation and what date?

Answer 1

Wilhelm Conrad Roentgen on November 8, 1985

Question 2

He is an awardee of the 1st Nobel Prize for Physics in 1901

Answer 2

Wilhelm Conrad Roentgen

Question 3

Discovered the first dental radiograph and exposed himself for 25 minutes

Answer 3

Otto Walkhoff

Question 4

A New York physician who made a dental radiograph using a skull

Answer 4

W.J. Morton

Question 5

He lectured on the usefulness of x-rays in dental practice and made the first body radiograph using a 3x6 foot film

Answer 5

W.J. Morton

Question 6

A New Orleans dentist in 1896 and the first practitioner to use dental radiographs on a live patient

Answer 6

C. Edmund Kells

Question 7

He also experimented on himself repeatedly, using x-ray on his hands costing him amputation of his fingers, then his hand, and ultimately his arm

Answer 7

C. Edmund Kells

Question 8

Boston dentist who published the first papers on the dangers involved in using x-rays in 1901

Answer 8

William H. Rollins

Question 9

New York City dentist who was the first one to use film in dental radiography

Answer 9

Frank Van Woert

Question 10

Discovered the first dental x-ray tube in 1913

Answer 10

William D. Coolidge

Question 11

Developed in 1913 the first American x-ray machine

Answer 11

Victor X-ray Corporation

Question 12

What is the second and final name of Victor X-ray Corporation?

Answer 12

General Electric Corporation
Gander Corporation

Question 13

What was introduced in 1957?

Answer 13

Variable kilo-voltage machine

Question 14

What was introduced 1966?

Answer 14

Recessed long-beam tube

Question 15

What year was when dental x-ray packets consisted of glass photographic plats or film cut into small pieces and hand-wrapped in black paper and rubber?

Answer 15

1986 to 1913

Question 16

Manufactured the first prewrapped intramural films and consequently increased the acceptance and use of x-rays in dentistry

Answer 16

1913 The Eastman Kodak Company

Question 17

Cleaveland dentist who introduced the bisecting technique in 1904

Answer 17

Weston Price

Question 18

Indiana University professor who redefined bisecting technique and introduced the bitewing technique in 1925

Answer 18

Howard Raper

Question 19

He also wrote the first dental radiography textbook

Answer 19

Howard Raper

Question 20

He first introduced the paralleling technique

Answer 20

C. Edmund Kells

Question 21

In 1920, he used the paralleling technique in practical dental radiography

Answer 21

Franklin W. McCormack

Question 22

He is the father of modern dental radiography

Answer 22

Gordon Fitzgerald

Question 23

He reinvented interest in the paralleling technique with the introduction of the long-cone paralleling technique in 1947

Answer 23

F. Gordon Fitzgerald