Radiology ch 1

Question 1

List the 6 uses of dental x rays

Answer 1

1. detect, confirm, and classify oral diseases 2. detect trauma 3. detect missing or extra teeth 4.evaluate growth and development 5. document the oral condition of patient 6. educate patients about oral health

Question 2

what dentist is noted as being the father of x ray production

Answer 2

Conrad Roentgen

Question 3

what was Roentgens wifes name

Answer 3

Bertha roentgen

Question 4

what dentist introduced the bisecting technique

Answer 4

A. Cieszynski

Question 5

the computed tomography type of imaging is most useful for this type of dental case?

Answer 5

complex diagnosis

Question 6

in what year was the first dental xray taken

Answer 6

1896

Question 7

what company made the first dental x ray

Answer 7

Eastman Kodak co

Question 8

what company made the first dental xray machine

Answer 8

General electric

Question 9

the first dental x ray film was made of?

Answer 9

glass photographic plates wrapped in black paper and rubber

Question 10

name 3 primary advantages of utilizing digital imaging vs. conventional x rays

Answer 10

1. reduction of radiating dosage 2. elimination of film and processsing chemistry 3. disposal of film packaging materials such as lead foils and spent time processing chemicals

Question 11

why have the pointed x ray cones been replaced with open ended cylinders

Answer 11

pointed cones scattered through contact with the material of the cones and they were exposing the patient to unessary radiation

Question 12

early x ray tubes were insulated with what specific oils to prevent over heating

Answer 12

PCB oils

Question 13

Dr William David Coolidge introduced what type of tube for use in x ray machines

Answer 13

hot cathode tube which is more safe

Question 14

this dentist introduced the parraleling technique of radiograph to profession of dentistry

Answer 14

Dr. Franklin McCormack

Question 15

what dentist is credit with convincing dentists that they should use oral radiography in thier practices

Answer 15

dr c edmund kells

Question 16

what important contribution to radiation was made by Dr william herbert rollins

Answer 16

radiation protection

Question 17

what was dr otto walkhoff credited with in the history of radiation production

Answer 17

1st to expose prototype of dental radiograph

Question 18

what was the name of the tube used by roentgen in his discovery of radiation

Answer 18

crookes tube

Question 19

why was the invisible ray called an x ray

Answer 19

the symbol x represented the unknown

Question 20

besides being easier to pronounce; why was radiograph chosen over the term roentgengraph

Answer 20

x ray closely resembles the radio wave

Question 21

dental professionals use the term ——- becasue it is more descriptive and easier to pronounce

Answer 21

radiograph

Question 22

the patient uses what term for roentgengraphs

Answer 22

x rays

Question 23

hazardous early x ray machines existed due to open uninsulated what?

Answer 23

high voltage supply wires

Question 24

which of the early discoveres are from louisisana

Answer 24

C E Kells

Question 25

why is it necessary to have electricity to operate an x ray machine

Answer 25

for sending out x radiation waves quickly and efficiently

Question 26

W. C. Roentgen

Answer 26

Discovered x-rays

Question 27

Which scientists may have taken the first dental radiograph

Answer 27

Kells

Morton

Rollins

Question 28

Published “X Ligh Kills,” warning of x-ray dangers

Answer 28

Rollins

Question 29

SUGGESTED basics for both bisecting and paralleling techniques

Answer 29

W. A. Price

Question 30

Wrote first dental x-ray textbook

Introduced bitewing radiographs

Answer 30

H.R. Raper

Question 31

Designed a “long-cone” to use with the paralleling technique

Answer 31

G.M. Fitzgerald

Question 32

Developed the first dental imaging system called Rado VisioGraphy

Answer 32

Francis Mouyen

Question 33

What is radiology

Answer 33

the study of x-radiation

Question 34

What is a radiograph

Answer 34

image or picture produced by x-rays

Question 35

what is radiography

Answer 35

the making of radiographs by exposing and processing x-ray film

Question 36

Roentgen ray

Answer 36

an older term given to x-radiation in honor of its discoverer

Question 37

Which imaging modality will most likely become the gold standard for imaging certain dental conditions in the near future?

Answer 37

cone beam volumetric tomography

Question 38

became popular in the 1960’s with the intoduction of the panoramic x-ray machine

Answer 38

panoramic radiography

Question 39

Digital imaging systems replace film as the image receptor with a

Answer 39

sensor