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