40601390
Pregunta 1
Pregunta
What is radiation?
Respuesta
-
Energy that is transmitted by waves through space or matter
-
A type of electromagnetic wave that is only used for medical imaging
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The transfer of heat through the movement of fluids (liquids or gases)
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The process of heat being transferred from a hotter object to a colder object through direct contact
Pregunta 2
Pregunta
What is energy?
Respuesta
-
The capacity to operate or work
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A tangible substance that can be seen, touched, and created
-
The rate at which work is done
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A force that pushes or pulls an object
Pregunta 3
Pregunta
What is ionization?
Respuesta
-
Any process by which a neutral atom gains or loses an electron, thus acquiring a net charge
-
The process by which an atom or molecule becomes more stable by losing or gaining protons
-
A process where an atom's electrons move to a higher energy level but remain within the atom's electron shells
-
The process of a neutral molecule splitting into smaller, neutral molecules
Pregunta 4
Pregunta
Ionization is harmless
Respuesta
- True
- False
Pregunta 5
Pregunta
Sound is a form of mechanical energy
Respuesta
- True
- False
Pregunta 6
Pregunta
Can diagnostic medical sonography be dangerous to humans?
Respuesta
-
Yes, it uses sound waves, which are a form of ionizing radiation
-
No, it uses sound waves, which are a form of ionizing radiation
-
Yes, it uses sound waves, which are a form of nonionizing radiation
-
No, it uses sound waves, which are a form of nonionizing radiation
Pregunta 7
Pregunta
Nuclear energy is emitted by the neutrons of an atom
Respuesta
- True
- False
Pregunta 8
Pregunta
The substances used in nuclear medicine technology release what type of radiation?
Respuesta
-
Gamma radiation
-
Beta radiation
-
Nonionizing radiation
-
Alpha radiation
-
Mechanical radiation
Pregunta 9
Pregunta
What's another name for an x-ray?
Respuesta
-
Roentgen rays
-
Bertha rays
-
Crookes rays
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Cathode rays
Pregunta 10
Pregunta
How are x-rays created?
Respuesta
-
They're created when electrons moving at high speed are suddenly stopped
-
They are created when high-energy electrons collide with the outer shell electrons of an atom
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They are emitted by radioactive materials as their unstable nuclei decay
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They are a form of light created when atoms and molecules are heated to extremely high temperatures
Pregunta 11
Pregunta
Radiography only uses x-rays
Respuesta
- True
- False
Pregunta 12
Pregunta
What are the types of ionizing radiation? (Check all that apply)
Respuesta
-
Gamma rays
-
X-rays
-
Radio waves
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Microwaves
-
Infrared
-
Cosmic Rays
-
Ultraviolet
Pregunta 13
Pregunta
MRI machines use nonionizing radiation, which can make them harmful
Respuesta
- True
- False
Pregunta 14
Pregunta
Hippocrates created the Hippocratic Oath. He also...
Respuesta
-
Was considered the father of Western medicine
-
Discovered x-rays
-
Was the most famous Italian physician of his time
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Created the Germ theory
Pregunta 15
Pregunta
Who discovered x-rays?
Respuesta
-
Wilhelm Conrad Roentgen
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Sir William Crookes
-
Anna Bertha Ludwig
-
Heinrich Hertz
Pregunta 16
Pregunta
What year were x-rays discovered?
Respuesta
-
1895
-
1872
-
1901
-
1923
Pregunta 17
Pregunta
The ARRT organization supports only the Radiography (R) credential. All other credentials need to come from another organization.
Respuesta
- True
- False
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