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RTE 002 INTRO > P1 > Flashcards

P1 Flashcards

1
Q

Radiotion is
A. Energy emitted and transferred through space
B. Energy that comes from a source and travels through space.
C. the transfer of energy
D. All of the above

A

All of the above

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2
Q

A type of radiation that occurs when an x-ray passes close to an orbital electron of an atom and transfers sufficient energy to the electron to remove it from the atom.
A. Non-ionizing radiation
B. ionizing radiation
C. Terrestrial radiation
D. radon

A

ionizing radiation

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3
Q

This results from deposits of uranium, thorium, and other radionuclides in the earth.
A. non-ionizing radiation
B. ionizing radiation
C. terrestrial radiation
D. Radon

A

Terrestrial radiation

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4
Q

Particles from the sun and stars interact with the earth’s atmosphere and magnetic field to produce a shower of radiation.
A. naturally deposited radionuclides
B. cosmic rays
C. Man-made radiation
D. radon

A

Cosmic rays

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5
Q

Emits alpha particles, which are not penetrating, and therefore contributes a radiation dose only to the lung
A. naturally deposited radionuclides
B. cosmic rays
C. Man-made radiation
D. radon

A

radon

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6
Q

A type of an external component support system that has a telescoping column that attaches the x-ray tube housing to the rails, allowing for variable source-to-image receptor distance (SID)
A. ceiling support system
B. floor-to-ceiling support system
C. C-arm support system
D. protective housing

A

Ceiling support system

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7
Q

a type of an external component support system which is ceiling mounted and provides flexible x-ray tube positioning.
A. ceiling support system
B. floor-to-ceiling support system
C. C-arm support system
D. protective housing

A

C-arm support system

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8
Q

A type of an external component support system where an x-ray tube slides up and down the column as the column rotates.

A. Ceiling Support System
B. Floor-to-Ceiling Support System
C. C-Arm Support System
D. Protective Housing

A

Floor-to-Ceiling Support System

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9
Q

A component of the x-ray imaging system that is rarely seen because it is housed in a protective housing.
A. Anode
B. Cathode
C. X-ray Tube
D. Glass envelope

A

X-ray tube

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10
Q

An internal component that generates the electrons by heating the filament.
A. Anode
B. Cathode
C. X-ray Tube
D. Filament

A

Cathode

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11
Q

An internal component usually made of thoriated tungsten.
A. Anode
B. Cathode
C. X-ray Tube
D. Filament

A

Filament

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12
Q

A chemical element provides for higher thermionic emission than other metals with a melting point of 3400°C
A. Titanium
B. Strontium
C. Tungsten
D. Uranium

A

Tungsten

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13
Q

This is what x-ray films display with approximately 150-300 pm.
A. Film Structures
B. Radiographic Film
C. Double-emulsion Film
D. None of the above

A

Radiographic film

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14
Q

This layer allows the emulsion and the base to maintain proper contact and integrity during use and processing.
A. Overcoat
B. Emulsion
C. Adhesive Layer
D. Base

A

Adhesive layer

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15
Q

The foundation of the radiographic film; it is usually tinted blue to reduce light glare.
A. Overcoat
B. Emulsion
C. Adhesive Layer
D. Base

A

base

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16
Q

A homogeneous mixture of gelatin and silver halide crystals and is about 3 to 5 um thick; the heart of the radiographic film.
A. Overcoat
B. Emulsion
C. Adhesive Layer.
D. Base

A

Emulsion

17
Q

A type of film which is not sensitive to light and is not commonly used because of increased patient dose.
A. Screen Film
B. Non-screen Film
C. Both A and B
D. None of the above

A

non-screen film

18
Q

A type of film used with radiographic intensifying screens.
A. Screen Film
B. Non-screen Film
C. Both A and B
D. None of the above

A

screen film

19
Q

Which of the following statement is true about Handling and Storage of Film:

A. Film is sensitive to heat and O humidity as it causes loss of
contrast.
B. The film should be stored at less than 20° C (68°F) while humidity should be between 40% and 60%
C. Both A and B
D. None of the above

A

Both A and B

20
Q

A rectangle or square plastic or metallic container used to hold x-ray films (exposed or unexposed) and intensifying screens in close and uniform contact with one another.

A

Radiographic Cassette

21
Q

The use of this specific screen results in a lower patient dose, less thermal stress on the x-ray tube, and reduces shielding for x-ray rooms.
A. Intensifying Screen
B. Rare Earth Screens
C. Spatial Resolution
D. None of the above

A

rare earth screens

22
Q

Captured in real-time, it can show the structure and movement of the body’s internal organs, as well as blood flowing through blood vessels.
A. Nuclear Medicine
B. Computed Tomography
C. Magnetic Resonance Imaging
D. Ultrasound

A

Ultrasound

23
Q

A process of capturing radiographic * data from a conventional Xray machine and processing the data digitally to produce high quality radiographic images.
47% C
A. Nuclear Medicine
B. Computed Tomography
C. Magnetic Resonance Imaging
D. Ultrasound

A

computed tomography

24
Q

An imaging modality discovered in 1882 by Nikola Tesla in Hungary.
A. Nuclear Medicine
B. Computed Tomography
C. Magnetic Resonance Imaging
D. Ultrasound

A

magnetic resonance imaging

25
Q

A medical specialty that focuses on the use of radioactive materials called radiopharmaceuticals for diagnosis, therapy, and medical research.
A. Nuclear Medicine
B. Computed Tomography
C. Magnetic Resonance Imaging
D. Ultrasound

A

Nuclear medicine

RTE 002 INTRO (13 decks)

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