Test Bank For Radiologic Science for Technologists 12th Edition by Bushong Chapter 1-40 [Updated 2024]

Test Bank For Radiologic Science for Technologists 12th
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Edition by Bushong Chapter 1-40 [Updated 2024]
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TEST BANK n

,Chapter 01: Essential Concepts of Radiologic Science
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Bushong: Radiologic Science for Technologists, 12th Edition
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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.
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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?
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a. Ionization
b. Pair production n


c. Irradiation
d. Electricity
ANS: A n


The removal of an electron from an atom is called ionization.
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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.
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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
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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.
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14. What does ALARA mean?
n n n


a. All Level Alert Radiation Accident
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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.
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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.
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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
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d. fabricate gonadal shields n n




ANS: A n


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