Test Bank for Radiologic Science for Technologists 13th Edition (Mosby, 2025) by Bushong and Shields, Isbn no; 9780323765367, all 40 Chapters Covered

,Chapter 01: Essential Concepts of Radiologic Science
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Bushong: Radiologic Science for Technologists, 13th Edition
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MULTIPLE CHOICE zz




1. Matter is measured in zz zz zz .
a. kilograms
b. joules
c. electron volts zz


d. rems
ANS: A zz


Matter is measured in kilograms.
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2. Atoms and molecules are the fundamental building blocks of
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a. energy
b. radiation
c. matter
d. gravity
ANS: C zz


Atoms and molecules are the fundamental building blocks of matter.
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3. Ice and steam are examples of two forms of
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a. matter
b. radiation
c. energy
d. work
ANS: A zz


Ice and steam are examples of two forms of matter.
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4. The formula E = mc2 is the basis for the theory that led to the development of
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zz
zz zz zz zz zz zz zz zz zz zz zz .
a. x-rays
b. electromagnetic radiation zz


c. nuclear power zz


d. cathode ray tubes zz zz




ANS: C zz


The formula E = mc2 is the basis for the theory that led to the development of nuclear power.
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5. Radio waves, light, and x-rays are all examples of
zz zz zz zz zz zz zz zz energy.
a. nuclear
b. thermal
c. electrical
d. electromagnetic
ANS: D zz


Electromagnetic energy includes radio waves, light, and x-rays as well as other parts of the
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spectrum.
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, 6. A zz moving object has zz zz energy.
a. potential
b. kinetic
c. nuclear
d. electromagnetic
ANS: B zz


A moving object has kinetic energy.
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7. What is the removal of an electron from an atom called?
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a. Ionization
b. Pair production zz


c. Irradiation
d. Electricity
ANS: A zz


The removal of an electron from an atom is called ionization.
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8. Ionizing radiation is capable of removing
zz zz zz zz zz from atoms as it passes through
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the matter.
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a. neutrons
b. protons
c. electrons
d. ions
ANS: C zz


Ionizing radiation is capable of removing electrons from atoms as it passes through the matter.
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9. The energy of x-rays is _
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a. thermal
b. potential
c. kinetic
d. electromagnetic
ANS: D zz


X-rays are a form of electromagnetic energy.
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10. The biggest source of man-made ionizing radiation exposure to the public is
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.
a. atomic fallout zz


b. diagnostic x-rays zz


c. smoke detectors zz


d. nuclear power plants zz zz




ANS: B zz


Medical x-ray exposure is the biggest source of man-made radiation.
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11. In the United States, we are exposed to
zz zz zz zz zz zz zz _ mSv/year of ionizing radiation from
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the natural environment.
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a. 0 to 5 zz zz


b. 5 to 20 zz zz


c. 20 to 90 zz zz

, d. 100 to 300 zz zz




ANS: A zz


We are exposed to about 3 mSv/yr of ionizing radiation from natural environmental sources
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in the United States.
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12. Today, radiology is considered to be a(n)
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a. safe
b. unsafe
c. dangerous
d. high-risk
ANS: A zz


Today, radiology is considered to be a safe occupation because of effective radiation
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protection practices.
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13. is a special quantity of radiologic science.
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a. Mass
b. Velocity
c. Radioactivity
d. Momentum
ANS: C zz


Radioactivity is a special quantity of radiologic science.
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14. What does ALARA mean?
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a. All Level Alert Radiation Accident
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b. As Low As Reasonably Achievable
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c. Always Leave A Restricted Area zz zz zz zz


d. As Low As Regulations Allow
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ANS: B zz


ALARA means As Low As Reasonably Achievable.
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15. Computed tomography was developed in the
zz zz zz zz zz .
a. 1890s
b. 1920s
c. 1970s
d. 1990s
ANS: C zz


Computed tomography was developed in the 1970s.
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16. Filtration is used to zz zz . zz


a. absorb low-energy x-rays zz zz


b. remove high-energy x-rays zz zz


c. restrict the useful beam to the body part imaged
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d. fabricate gonadal shields zz zz




ANS: A zz


Filtration is used to absorb low-energy x-rays.
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