Edition
Author: Terri L. Fauber with Verified Questions & Answers
All Chapters {1-10}
, Table of Contents
Chapter 01: Radiation and Its Discovery
Chapter 02: The X-ray Beam
Chapter 03: Image Formation and Radiographic Quality
Chapter 04: Digital Imaging
Chapter 05: Film-Screen Imaging Chapter
06: Exposure Technique Factors Chapter
07: Scatter Control
Chapter 08: Exposure Technique Selection Chapter
09: Image Evaluation
Chapter 10: Dynamic Imaging: Fluoroscopy
,Chapter 01: Radiation and Its Discovery
Fauber: Radiographic Imaging and Exposure, 7th Edition
MULTIPLE CHOICE
1.When were X-rays discovered?
a.October 8, 1985
b.November 8, 1895
c.January 23, 1896
d.August 15, 1902
CORRECT ANSWER: B
X-rays were discovered by Wilhelm Conrad Roentgen on November 8, 1895.
REFFERENCE: p.1
2.What type of tube was Roentgen working with in his lab when X-rays were discovered?
a.Crookes tube
b.Fluorescent tube
c.High-vacuum tube
d.Wurzburg tube
CORRECT ANSWER: A
Roentgen was working with a low-vacuum tube known as a Crookes tube.
REFFERENCE: p.2
3.Which of the following terms could be defined as the instantaneous production of light only
during an interaction between a type of energy and some element or
compound? a.Phosphorescence
b.Afterglow
c.Glowing
d.Fluorescence
CORRECT ANSWER: D
Fluorescence is the instantaneous emission of light from a material due to the interaction with
some
type of energy.
REFFERENCE: p.2
4.Barium platinocyanide was the:
a.type of dark paper Roentgen used to darken his laboratory.
b.material Roentgen used to produce the first radiograph of his wife’s hand.
c.metal used to produce the low-vacuum tube.
d.fluorescent material that glowed when the tube was energized.
CORRECT ANSWER: D
A piece of paper coated with barium platinocyanide glowed each time Roentgen energized his
tube.
REFFERENCE: p.2
, 5. The first radiograph produced by Roentgen, of his wife’s hand, required an exposure time of:
a.15 s.
b. 150 s.
c.15 min.
d.150 min.
ANS: C
It took a 15-min exposure time to produce the first radiograph.
REFFERENCE: p.3
6.The letter x in x-ray is the symbol for:
a.electricity.
b.the unknown.
c.penetrating.
d.discovery.
ANS: B
The letter x represents the mathematical symbol of the unknown.
REFFERENCE: p.3
7.The first Nobel Prize for physics was received in 1901 by:
a.Marie Curie.
b.William Crookes.
c.Wilhelm Roentgen.
d.Albert Einstein.
ANS: C
Wilhelm Roentgen received the first Nobel Prize for physics in 1901.
REFFERENCE: p.4
8.X-rays were at one time called:
a.Becquerel rays.
b.Roentgen rays.
c.Z-rays.
d.none of the above.
ANS: B
X-rays were at one time called Roentgen rays.
REFFERENCE: p.4
9.Erythema, an early sign of biologic damage due to x-ray exposure, is:
a.reddening of the skin.
b.a malignant tumor.
c.a chromosomal change.
d.one of the most serious effects of x-ray exposure.
ANS: A