The pharynx is divided into 3 sections. Which of the following sections is called the
epipharynx?
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Nasopharynx
An example of an attenuation quality assurance test for MLC includes:
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Leaf transmission
,_________ that give visible and audible warnings are required when the treatment is in
progress and when the treatment is terminated.
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Beam-on indicators
Breast tumors are most commonly located in the _____________quadrant.
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Upper outer quadrant
Which of the following has the longest wavelength?
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A) UV Rays
B) Visible Rays
C) Microwaves-CORRECT
D) Gamma Rays
When using thermoplastic masks for immobilization, the patient skin dose must be
considered. The skin dose will depend on:
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, The beam energy and the thickness of the mask
What value is a normal adult creatinine level?
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0.8 mg/dl
A health care worker accidentally used contaminated gloves. The gloves are an
example of which type of transmission?
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Fomite
When the x-ray photon strikes an atom within the tissue being imaged and loses only
part of its energy to an outer shell electron of that atom, the photon is said to have
been ________ and undergone a(n) ________ interaction.
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scattered; Compton
What photon interaction dominates at 50 MeV?
epipharynx?
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Nasopharynx
An example of an attenuation quality assurance test for MLC includes:
Give this one a try later!
Leaf transmission
,_________ that give visible and audible warnings are required when the treatment is in
progress and when the treatment is terminated.
Give this one a try later!
Beam-on indicators
Breast tumors are most commonly located in the _____________quadrant.
Give this one a try later!
Upper outer quadrant
Which of the following has the longest wavelength?
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A) UV Rays
B) Visible Rays
C) Microwaves-CORRECT
D) Gamma Rays
When using thermoplastic masks for immobilization, the patient skin dose must be
considered. The skin dose will depend on:
Give this one a try later!
, The beam energy and the thickness of the mask
What value is a normal adult creatinine level?
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0.8 mg/dl
A health care worker accidentally used contaminated gloves. The gloves are an
example of which type of transmission?
Give this one a try later!
Fomite
When the x-ray photon strikes an atom within the tissue being imaged and loses only
part of its energy to an outer shell electron of that atom, the photon is said to have
been ________ and undergone a(n) ________ interaction.
Give this one a try later!
scattered; Compton
What photon interaction dominates at 50 MeV?
