Test Bank For Radiologic Science for Technologists 12th
n n n n n n n n
Edition by Bushong Chapter 1-40 [Updated 2024]
n n n n n n n
TEST BANK n
,Chapter 01: Essential Concepts of Radiologic Science
n n n n n n
Bushong: Radiologic Science for Technologists, 12th Edition
n n n n n n n
MULTIPLE CHOICE n
1. Matter is measured in n n n .
a. kilograms
b. joules
c. electron volts n
d. rems
ANS: A n
Matter is measured in kilograms.
n n n n
2. Atoms and molecules are the fundamental building blocks of
n n n n n n n n .
a. energy
b. radiation
c. matter
d. gravity
ANS: C n
Atoms and molecules are the fundamental building blocks of matter.
n n n n n n n n n
3. Ice and steam are examples of two forms of
n n n n n n n n .
a. matter
b. radiation
c. energy
d. work
ANS: A n
Ice and steam are examples of two forms of matter.
n n n n n n n n n
4. The formula E = mc2 is the basis for the theory that led to the development of
n n n n
n
n n n n n n n n n n n .
a. x-rays
b. electromagnetic radiation n
c. nuclear power n
d. cathode ray tubes n n
ANS: C n
The formula E = mc2 is the basis for the theory that led to the development of nuclear power.
n n n n n n n n n n n n n n n n n n
5. Radio waves, light, and x-rays are all examples of
n n n n n n n n energy.
a. nuclear
b. thermal
c. electrical
d. electromagnetic
ANS: D n
Electromagnetic energy includes radio waves, light, and x-rays as well as other parts of the
n n n n n n n n n n n n n n
spectrum.
n
, 6. A moving object has
n n n energy.
a. potential
b. kinetic
c. nuclear
d. electromagnetic
ANS: B n
A moving object has kinetic energy.
n n n n n
7. What is the removal of an electron from an atom called?
n n n n n n n n n n
a. Ionization
b. Pair production n
c. Irradiation
d. Electricity
ANS: A n
The removal of an electron from an atom is called ionization.
n n n n n n n n n n
8. Ionizing radiation is capable of removing
n n n n n from atoms as it passes through the
n n n n n n
nmatter.
a. neutrons
b. protons
c. electrons
d. ions
ANS: C n
Ionizing radiation is capable of removing electrons from atoms as it passes through the matter.
n n n n n n n n n n n n n n
9. The energy of x-rays is _
n n n n n .
a. thermal
b. potential
c. kinetic
d. electromagnetic
ANS: D n
X-rays are a form of electromagnetic energy.
n n n n n n
10. The biggest source of man-made ionizing radiation exposure to the public is
n n n n n n n n n n n
.
a. atomic fallout n
b. diagnostic x-rays n
c. smoke detectors n
d. nuclear power plants n n
ANS: B n
Medical x-ray exposure is the biggest source of man-made radiation.
n n n n n n n n n
11. In the United States, we are exposed to
n n n n n n n _ mSv/year of ionizing radiation from the
n n n n n n
nnatural environment. n
a. 0 to 5 n n
b. 5 to 20 n n
c. 20 to 90 n n
, d. 100 to 300 n n
ANS: A n
We are exposed to about 3 mSv/yr of ionizing radiation from natural environmental sources in
n n n n n n n n n n n n n n
the United States.
n n n
12. Today, radiology is considered to be a(n)
n n n n n n occupation.
a. safe
b. unsafe
c. dangerous
d. high-risk
ANS: A n
Today, radiology is considered to be a safe occupation because of effective radiation
n n n n n n n n n n n n
protection practices.
n n
13. is a special quantity of radiologic science. n n n n n n
a. Mass
b. Velocity
c. Radioactivity
d. Momentum
ANS: C n
Radioactivity is a special quantity of radiologic science.
n n n n n n n
14. What does ALARA mean?
n n n
a. All Level Alert Radiation Accident
n n n n
b. As Low As Reasonably Achievable
n n n n
c. Always Leave A Restricted Area n n n n
d. As Low As Regulations Allow
n n n n
ANS: B n
ALARA means As Low As Reasonably Achievable.
n n n n n n
15. Computed tomography was developed in the
n n n n n .
a. 1890s
b. 1920s
c. 1970s
d. 1990s
ANS: C n
Computed tomography was developed in the 1970s.
n n n n n n
16. Filtration is used to n n . n
a. absorb low-energy x-rays n n
b. remove high-energy x-rays n n
c. restrict the useful beam to the body part imaged
n n n n n n n n
d. fabricate gonadal shields n n
ANS: A n
Filtration is used to absorb low-energy x-rays.
n n n n n n
n n n n n n n n
Edition by Bushong Chapter 1-40 [Updated 2024]
n n n n n n n
TEST BANK n
,Chapter 01: Essential Concepts of Radiologic Science
n n n n n n
Bushong: Radiologic Science for Technologists, 12th Edition
n n n n n n n
MULTIPLE CHOICE n
1. Matter is measured in n n n .
a. kilograms
b. joules
c. electron volts n
d. rems
ANS: A n
Matter is measured in kilograms.
n n n n
2. Atoms and molecules are the fundamental building blocks of
n n n n n n n n .
a. energy
b. radiation
c. matter
d. gravity
ANS: C n
Atoms and molecules are the fundamental building blocks of matter.
n n n n n n n n n
3. Ice and steam are examples of two forms of
n n n n n n n n .
a. matter
b. radiation
c. energy
d. work
ANS: A n
Ice and steam are examples of two forms of matter.
n n n n n n n n n
4. The formula E = mc2 is the basis for the theory that led to the development of
n n n n
n
n n n n n n n n n n n .
a. x-rays
b. electromagnetic radiation n
c. nuclear power n
d. cathode ray tubes n n
ANS: C n
The formula E = mc2 is the basis for the theory that led to the development of nuclear power.
n n n n n n n n n n n n n n n n n n
5. Radio waves, light, and x-rays are all examples of
n n n n n n n n energy.
a. nuclear
b. thermal
c. electrical
d. electromagnetic
ANS: D n
Electromagnetic energy includes radio waves, light, and x-rays as well as other parts of the
n n n n n n n n n n n n n n
spectrum.
n
, 6. A moving object has
n n n energy.
a. potential
b. kinetic
c. nuclear
d. electromagnetic
ANS: B n
A moving object has kinetic energy.
n n n n n
7. What is the removal of an electron from an atom called?
n n n n n n n n n n
a. Ionization
b. Pair production n
c. Irradiation
d. Electricity
ANS: A n
The removal of an electron from an atom is called ionization.
n n n n n n n n n n
8. Ionizing radiation is capable of removing
n n n n n from atoms as it passes through the
n n n n n n
nmatter.
a. neutrons
b. protons
c. electrons
d. ions
ANS: C n
Ionizing radiation is capable of removing electrons from atoms as it passes through the matter.
n n n n n n n n n n n n n n
9. The energy of x-rays is _
n n n n n .
a. thermal
b. potential
c. kinetic
d. electromagnetic
ANS: D n
X-rays are a form of electromagnetic energy.
n n n n n n
10. The biggest source of man-made ionizing radiation exposure to the public is
n n n n n n n n n n n
.
a. atomic fallout n
b. diagnostic x-rays n
c. smoke detectors n
d. nuclear power plants n n
ANS: B n
Medical x-ray exposure is the biggest source of man-made radiation.
n n n n n n n n n
11. In the United States, we are exposed to
n n n n n n n _ mSv/year of ionizing radiation from the
n n n n n n
nnatural environment. n
a. 0 to 5 n n
b. 5 to 20 n n
c. 20 to 90 n n
, d. 100 to 300 n n
ANS: A n
We are exposed to about 3 mSv/yr of ionizing radiation from natural environmental sources in
n n n n n n n n n n n n n n
the United States.
n n n
12. Today, radiology is considered to be a(n)
n n n n n n occupation.
a. safe
b. unsafe
c. dangerous
d. high-risk
ANS: A n
Today, radiology is considered to be a safe occupation because of effective radiation
n n n n n n n n n n n n
protection practices.
n n
13. is a special quantity of radiologic science. n n n n n n
a. Mass
b. Velocity
c. Radioactivity
d. Momentum
ANS: C n
Radioactivity is a special quantity of radiologic science.
n n n n n n n
14. What does ALARA mean?
n n n
a. All Level Alert Radiation Accident
n n n n
b. As Low As Reasonably Achievable
n n n n
c. Always Leave A Restricted Area n n n n
d. As Low As Regulations Allow
n n n n
ANS: B n
ALARA means As Low As Reasonably Achievable.
n n n n n n
15. Computed tomography was developed in the
n n n n n .
a. 1890s
b. 1920s
c. 1970s
d. 1990s
ANS: C n
Computed tomography was developed in the 1970s.
n n n n n n
16. Filtration is used to n n . n
a. absorb low-energy x-rays n n
b. remove high-energy x-rays n n
c. restrict the useful beam to the body part imaged
n n n n n n n n
d. fabricate gonadal shields n n
ANS: A n
Filtration is used to absorb low-energy x-rays.
n n n n n n
