TEST BANK for Radiologic Science for Technologists 12th Edition by Stewart C Bushong All Chapters 1-40, Complete

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

,Chapter 01: Essential Concepts of Radiologic Science Bushong
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: Radiologic Science for Technologists, 12th Edition
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MULTIPLE CHOICE si




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


d. rems
ANS: A si


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


Atoms and molecules are the fundamental building blocks of matter.
si si si si si si si si si




3. Ice and steam are examples of two forms of
si si si si si si si si .
a. matter
b. radiation
c. energy
d. work
ANS: A si


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
si si si si
si
si si si si si si si si si si si .
a. x-rays
b. electromagnetic radiation si


c. nuclear power si


d. cathode ray tubes si si




ANS: C si


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
si si si si si si si si energy.
a. nuclear
b. thermal
c. electrical
d. electromagnetic
ANS: D si


Electromagnetic energy includes radio waves, light, and x- si si si si si si si


rays as well as other parts of the spectrum.
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, 6. A moving object has
si si si energy.
a. potential
b. kinetic
c. nuclear
d. electromagnetic
ANS: B si


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 si


c. Irradiation
d. Electricity
ANS: A si


The removal of an electron from an atom is called ionization.
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8. Ionizing radiation is capable of removing
si si si si si


from atoms as it passes through the
si si si si si si si


matter.
a. neutrons
b. protons
c. electrons
d. ions
ANS: C si


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 _
si si si si si .
a. thermal
b. potential
c. kinetic
d. electromagnetic
ANS: D si


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
si si si si si si si si si si si


.
a. atomic fallout si


b. diagnostic x-rays si


c. smoke detectors si


d. nuclear power plants si si




ANS: B si


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
si si si si si si si


_ mSv/year of ionizing radiation from the
si si si si si si si


natural environment. si


a. 0 to 5 si si


b. 5 to 20 si si


c. 20 to 90 si si

, d. 100 to 300 si si




ANS: A si


We are exposed to about 3 mSv/yr of ionizing radiation from natural environmental sources in t
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he United States.
si si




12. Today, radiology is considered to be a(n)
si si si si si si occupation.
a. safe
b. unsafe
c. dangerous
d. high-risk
ANS: A si


Today, radiology is considered to be a safe occupation because of effective radiation protection
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practices.

13. is a special quantity of radiologic science. si si si si si si


a. Mass
b. Velocity
c. Radioactivity
d. Momentum
ANS: C si


Radioactivity is a special quantity of radiologic science. si si si si si si si




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 si si si si


d. As Low As Regulations Allow
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ANS: B si


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


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


a. absorb low-energy x-rays si si


b. remove high-energy x-rays si si


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




ANS: A si


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