Complete Test Bank for Radiologic Science for Technologists, 13th Edition | All 40 Chapters Covered | Bushong & Shields | ISBN: 9780323765367

,
,Chapter 01: Essential Concepts of Radiologic Science Bushon
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g: Radiologic Science for Technologists, 13th Edition
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MULTIPLE CHOICE v0




1. Matter is measured inv0 v0 v0 .
a. kilograms
b. joules
c. electron volts v0


d. rems
ANS: A v0


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 v0


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 v0


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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v0
v0 v0 v0 v0 v0 v0 v0 v0 v0 v0 v0 .
a. x-rays
b. electromagnetic radiation v0


c. nuclear power v0


d. cathode ray tubes v0 v0




ANS: C v0


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
v0 v0 v0 v0 v0 v0 v0 v0 energy.
a. nuclear
b. thermal
c. electrical
d. electromagnetic
ANS: D v0


Electromagnetic energy includes radio waves, light, and x- v0 v0 v0 v0 v0 v0 v0


rays as well as other parts of the spectrum.
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, 6. A v0 moving object has v0 v0 energy.
a. potential
b. kinetic
c. nuclear
d. electromagnetic
ANS: B v0


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 v0


c. Irradiation
d. Electricity
ANS: A v0


The removal of an electron from an atom is called ionization.
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8. Ionizing radiation is capable of removing
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from atoms as it passes through th
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e matter.
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a. neutrons
b. protons
c. electrons
d. ions
ANS: C v0


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 v0


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 v0


b. diagnostic x-rays v0


c. smoke detectors v0


d. nuclear power plants v0 v0




ANS: B v0


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
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_ mSv/year of ionizing radiation from th
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e natural environment.
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a. 0 to 5 v0 v0


b. 5 to 20 v0 v0


c. 20 to 90 v0 v0