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ASRT 8&10 200 Comprehensive Questions Test Skills With Answers|53 Pages

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  • ASRT 8&10
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  • ASRT 8&10

_________ helps with treatment decisions that are based on the histology of the disease and its extent. Classification Diagnosis Grading Staging - ️️Staging _________ is the thickness of a material required to reduce the air kerma of an x-ray or gamma ray by 50%. Half-value layer Te...

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  • October 24, 2024
  • 53
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • ASRT 8&10
  • ASRT 8&10
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ASRT 8&10 200 Comprehensive
Questions Test Skills
_________ helps with treatment decisions that are based on the histology of the disease and its extent.



Classification

Diagnosis

Grading

Staging - ✔ ✔ Staging

_________ is the thickness of a material required to reduce the air kerma of an x-ray or gamma ray by
50%.



Half-value layer

Tenth-value layer

Half-life

Minimum filtration equivalent - ✔ ✔ Half-value layer

__________ is the standard format used to transfer information between imaging systems, such as the
virtual simulation and treatment planning system.



RIS

PACS

DICOM

LAP - ✔ ✔ DICOM

___________ can be measured by using the distance between the chin and sternal notch for head
position.

,Table height

Chin extension

Lateral isocenter

Longitudinal point - ✔ ✔ Chin extension

Which of the following would NOT alert the radiation therapist that the linac is NOT ready to have the
beam go on?



Door interlock

Bolus not placed on patient

Electron cone improperly inserted

Treatment table out of tolerance - ✔ ✔ Bolus not placed on patient

Which photon energy would be best suited to treat a tumor deep within the body?



4 MV

6 MV

10 MV

18 MV - ✔ ✔ 18 MV

Which situation requires the therapist to press the emergency off button?



The patient coughs during treatment

The patient moves during treatment

The couch starts rising with no buttons depressed

A collision between table and gantry occurs - ✔ ✔ The couch starts rising with no buttons depressed

Which test is known to check MLC deviations in interleaf transmission?



Coupled precision

,Latter formation

Picket fence

Star gate - ✔ ✔ Picket fence

Which type of bone marrow describes the donor being that of an identical twin?



Allogeneic

Autologous

Syngeneic

Twinogeneic - ✔ ✔ Syngeneic

Which type of interaction produces radiation that is the greatest source of occupational exposure?



coherent

Compton

photoelectric

pair production - ✔ ✔ Compton

Which type of reaction to a contrast medium normally does NOT require medical attention?



pruritus

laryngeal edema

bronchospasm

significant hypotension - ✔ ✔ pruritus

Which type of treatment would benefit MOST from couch indexing?



Breast tangents

Whole brain

, Intensity modulated radiation therapy (IMRT) neck

Electron skin - ✔ ✔ Intensity modulated radiation therapy (IMRT) neck

____________ are imaging tools used for patient alignment, and are also used to define the CT scan
range.



immobilization devices

offsets

topograms

lasers - ✔ ✔ topograms

"Unlawful touching of a person without consent" is the definition of:



battery.

assault.

false imprisonment.

defamation. - ✔ ✔ battery.

A ________ is commonly used to abduct both arms above the patient's head for immobilization.



thermoplastic mold

belly board

wingboard

vacuum cushion - ✔ ✔ wingboard

A blood count indicates a white blood cell count (WBC) of 2.9. This is indicative of _________________.



anemia

leukopenia

thrombocytopenia

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