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