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DANB -- Radiology Health and Safety Mock Exam Prep

Authored by Sandra Sutter

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DANB -- Radiology Health and Safety Mock Exam Prep
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70 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

When the electrons strike the target, ____________________ are generated.

50% x-rays and 50% heat

99% heat and 1% x-rays

1% heat and 99% x-rays

100 % heat and 0% x-ray

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

The x-ray was discovered in 1895 by

John Greenwood.

Wilhelm Conrad Roentgen.

Edmund Kells.

G.V. Black.

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

______is credited with the first practical use of radiographs on a live patient in dentistry in 1896.

Otto Walkhoff

C. Edmund Kells

Wilhelm Conrad Roentgen

W. H. Rollins

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

_______was a pioneer in the field of radiation safety, and we follow his basic principles to this day.

W. H Rollins

C. Edmund Kells

Wilhelm Conrad Roentgen

Otto Walkhoff

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

The time lapse from x-ray exposure until noticeable damage occurs is known as

chronic exposure.

the cumulative period.

the latent period.

None of the above

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which of the following terms is used to describe the energy or penetrating ability of the x-ray beam in dental radiography?

Quantity

Quality

Collimation

Density

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

If you change the exposure time of the x-ray unit, what is affected?

Energy of the beam

Wavelength of the x-rays

Number of x-rays produced

Penetrability of the x-rays

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