ASRT STUDY QUESTIONS AND CORRECT

ASRT STUDY QUESTIONS AND CORRECT

ANSWERS 100% VERIFIED

The true extent and location of the tumor is identified as the ____. - Correct Answer Clinical tumor volume The primary purpose of the record and verify system: - Correct Answer Compare treatment plan parameters to actual values in treatment room

EPIDS: - Correct Answer - Sometimes called kV imaging

• Mounted opposite of the treatment gantry
• Convert x-ray information to digital information

A ____ dosimeter response is almost independent of energy in the mega voltage range of photon and electron beams. - Correct Answer TLD Dose-volume histograms represent which of the following? - Correct Answer - Volume of an organ

• Dose received by the organ

Which brain structure has a space that allows cerebral spinal fluid to flow and contains the brains major arteries? - Correct Answer Subarachnoid space The administration of a radioactive drug via the wrong route is an example of a: - Correct Answer Medical event The concept that patients are treated as individuals and informed about procedures to facilitate appropriate decisions. - Correct Answer Autonomy

• types of microwave power sources used in linear accelerators: - Correct Answer Klystron

Magnetron 1 / 2

An example of a condition that droplet precautions would be applied - Correct Answer Influenza

Tumors arising from the mesenchymal cells: - Correct Answer Sarcomas

Hodgkin's disease staging system: - Correct Answer Ann Arbor

After total body exposure to radiation, the time when the patient has no symptoms is referred to as:

• Correct Answer Latent phase

At the field size increases, the PDD curve: - Correct Answer Increase

What is the tolerance dose for 5% risk at 5 years (TD 5/5) for 1/3 of the brain? - Correct Answer 60 Gy A radiation therapist who is 37 years old should not have a lifetime dose exceeding: - Correct Answer 370 mSv Screening for colorectal cancer includes: - Correct Answer Fecal occult blood test A patient presenting with unilateral hearing loss and enlarged cervical lymph node should be evaluated for suspected lesion relating to which primary diagnosis: - Correct Answer Nasopharyngeal What is the TD 5/5 for the kidneys? - Correct Answer 23 Gy

Radiolucent contrast agents: - Correct Answer Appear dark on radiographs

The IMRT x-ray output consistency should be checked on a ____ basis. - Correct Answer Monthly A whole body dose of 100-1000 cGy would cause symptoms form which syndrome? - Correct Answer Hematopoietic T1b glottic cancer involves: - Correct Answer Both vocal cords

• / 2