BESTLEC
Test bank
Radiologic Science for Technologists, 12th Edition
by Stewart C. Bushong
All Chapters
C
LE
ST
BE
1
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Chapter 01: Essential Concepts of Radiologic Science Bushong: Radiologic Science for
Technologists, 12th Edition
MULTIPLE CHOICE
1. Matter is measured in .
a. kilograms
b. joules
c. electron volts
d. rems
Answer: A
Matter is measured in kilograms.
2. Atoms and molecules are the fundamental building blocks of .
C
a. energy
b.
c.
radiation
matter
LE
d. gravity
ST
Answer: C
Atoms and molecules are the fundamental building blocks of matter.
3. Ice and steam are examples of two forms of .
BE
a. matter
b. radiation
c. energy
d. work
Answer: A
Ice and steam are examples of two forms of matter.
4. The formula E = mc2 is the basis for the theory that led to the development of .
a. x-rays
b. electromagnetic radiation
c. nuclear power
d. cathode ray tubes
2
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Answer: C
The formula E = mc2 is the basis for the theory that led to the development of nuclear power.
5. Radio waves, light, and x-rays are all examples of energy.
a. nuclear
b. thermal
c. electrical
d. electromagnetic
Answer: D
Electromagnetic energy includes radio waves, light, and x-rays as well as other parts of the
spectrum.
C
6. A moving object has energy.
a.
b.
potential
kinetic
LE
c. nuclear
ST
d. electromagnetic
Answer: B
A moving object has kinetic energy.
BE
7. What is the removal of an electron from an atom called?
a. Ionization
b. Pair production
c. Irradiation
d. Electricity
Answer: A
The removal of an electron from an atom is called ionization.
8. Ionizing radiation is capable of removing from atoms as it passes through the matter.
a. neutrons
b. protons
c. electrons
3
, BESTLEC
d. ions
Answer: C
Ionizing radiation is capable of removing electrons from atoms as it passes through the matter.
9. The energy of x-rays is _ .
a. thermal
b. potential
c. kinetic
d. electromagnetic
Answer: D
X-rays are a form of electromagnetic energy.
C
10. The biggest source of man-made ionizing radiation exposure to the public is
. LE
a. atomic fallout
b. diagnostic x-rays
c. smoke detectors
ST
d. nuclear power plants
Answer: B
BE
Medical x-ray exposure is the biggest source of man-made radiation.
11. In the United States, we are exposed to _ mSv/year of ionizing radiation from the
natural environment.
a. 0 to 5
b. 5 to 20
c. 20 to 90
d. 100 to 300
Answer: A
We are exposed to about 3 mSv/yr of ionizing radiation from natural environmental sources in
the United States.
12. is a special quantity of radiologic science.
4
Test bank
Radiologic Science for Technologists, 12th Edition
by Stewart C. Bushong
All Chapters
C
LE
ST
BE
1
,BESTLEC
Chapter 01: Essential Concepts of Radiologic Science Bushong: Radiologic Science for
Technologists, 12th Edition
MULTIPLE CHOICE
1. Matter is measured in .
a. kilograms
b. joules
c. electron volts
d. rems
Answer: A
Matter is measured in kilograms.
2. Atoms and molecules are the fundamental building blocks of .
C
a. energy
b.
c.
radiation
matter
LE
d. gravity
ST
Answer: C
Atoms and molecules are the fundamental building blocks of matter.
3. Ice and steam are examples of two forms of .
BE
a. matter
b. radiation
c. energy
d. work
Answer: A
Ice and steam are examples of two forms of matter.
4. The formula E = mc2 is the basis for the theory that led to the development of .
a. x-rays
b. electromagnetic radiation
c. nuclear power
d. cathode ray tubes
2
,BESTLEC
Answer: C
The formula E = mc2 is the basis for the theory that led to the development of nuclear power.
5. Radio waves, light, and x-rays are all examples of energy.
a. nuclear
b. thermal
c. electrical
d. electromagnetic
Answer: D
Electromagnetic energy includes radio waves, light, and x-rays as well as other parts of the
spectrum.
C
6. A moving object has energy.
a.
b.
potential
kinetic
LE
c. nuclear
ST
d. electromagnetic
Answer: B
A moving object has kinetic energy.
BE
7. What is the removal of an electron from an atom called?
a. Ionization
b. Pair production
c. Irradiation
d. Electricity
Answer: A
The removal of an electron from an atom is called ionization.
8. Ionizing radiation is capable of removing from atoms as it passes through the matter.
a. neutrons
b. protons
c. electrons
3
, BESTLEC
d. ions
Answer: C
Ionizing radiation is capable of removing electrons from atoms as it passes through the matter.
9. The energy of x-rays is _ .
a. thermal
b. potential
c. kinetic
d. electromagnetic
Answer: D
X-rays are a form of electromagnetic energy.
C
10. The biggest source of man-made ionizing radiation exposure to the public is
. LE
a. atomic fallout
b. diagnostic x-rays
c. smoke detectors
ST
d. nuclear power plants
Answer: B
BE
Medical x-ray exposure is the biggest source of man-made radiation.
11. In the United States, we are exposed to _ mSv/year of ionizing radiation from the
natural environment.
a. 0 to 5
b. 5 to 20
c. 20 to 90
d. 100 to 300
Answer: A
We are exposed to about 3 mSv/yr of ionizing radiation from natural environmental sources in
the United States.
12. is a special quantity of radiologic science.
4
