ARRT BOARD EXAM Questions and
Correct Answers
What is the TD 5/5 for the kidney? - correct answers:23 Gy
What would a QA level 1 action item require? - correct answers:Inspection, but treatment can continue
What is the backscatter factor at the level of Dmax? - correct answers:Tissue Air Ratio (TAR)
What technique can be used to accomplish forced shallow breathing? - correct answers:Gating
What are the parts of the oral cavity? - correct answers:Floor of the mouth, retromolar trigone, gingiva,
anterior 2/3 of tongue, hard palate
What is the tolerance for gantry & collimator angle indicators? - correct answers:1.0˚
What does T1b glottic cancer involve according to the AJCC staging system? - correct answers:Both vocal
cords
What is the most common breast cancer diagnosis? - correct answers:Invasive infiltrating ductal
carcinoma
When a patient is treated with an SAD of 12 cm, what would the SSD be? - correct answers:88 cm
What is the single most effective way of preventing the spread of infection? - correct answers:Washing
hands
What is the most common dose-limiting toxicity for chemotherapeutic drugs? - correct
answers:Myelosuppresion
,What is the most common form of cutaneous T-cell lymphoma? - correct answers:Mycosis fungoides
What is the TD 5/5 for the whole liver? - correct answers:30 Gy
What must a treatment prescription contain? - correct answers:Total dose, daily dose, orientation of
treatment fields, fractionation scheme, beam energy, beam-modifying devices, anatomic site, treatment
technique
Which phase after total body exposure to radiation is characterized by having no symptoms? - correct
answers:Latent phase
What is a general characteristic of well-differentiated tumors? - correct answers:Benign
Which primary diagnosis indicates prophylactic cranial irradiation? - correct answers:Small cell
carcinoma
What is used to prevent a hot spot at the junction of two treatment fields with a small hinge angle? -
correct answers:Wedge
What is a near miss in radiation therapy treatment delivery? - correct answers:A harmful event that was
caught prior to the delivery of treatment
What is included in the ITV? - correct answers:PTV, CTV, & GTV
What type of acute radiation syndrome results from a whole body dose of 1000-5000 cGy? - correct
answers:Gastrointestinal
Through which organ/tissue are intrathecal drug injections administered? - correct answers:Spinal cord
What is the purpose of an excisional biopsy? - correct answers:Remove the entire tumor & any local
spread
,What can be used to compensate for an irregular skin surface due to missing or curved tissue? - correct
answers:Bolus, wedges, shielding blocks
Near what vertebral level does the spinal cord usually end? - correct answers:L1-L2
What does ipsilateral mean? - correct answers:The same side of the body
What is the TD 5/5 for 1/3 of the brain? - correct answers:60 Gy
Which cell type is more radiosensitive? - correct answers:Basal cells
What can be used to confirm patient identity when performing time out procedures? - correct
answers:Checking ID bracelet & asking name, asking patient's name & comparing with the name called,
comparing patient with his/her picture in the chart
If the hinge angle of two radiation beams is 150˚, what should the wedge angle be? - correct answers:15˚
Which acute effect will result from a total body exposure to a dose of more than 10 Gy? - correct
answers:GI syndrome
What happens to the PDD curve as the field size increases? - correct answers:It increases
Of what is the JRCERT an example? - correct answers:Accrediting body
If an orthogonal pair is taken with the first angle at 215˚, what would the second angle be? - correct
answers:305˚
Of what does a patient presenting with petechiae have signs? - correct answers:Bleeding
How do radiolucent contrast agents appear on radiographs? - correct answers:Dark
, What is the most commonly involved lymph node in individuals with nasal cavity & paranasal sinus
cancer? - correct answers:Submandibular node
What is an example of a sterile procedure? - correct answers:The insertion of a urinary catheter
What is the most common side effect of patients being treated with EBRT to the vagina? - correct
answers:Dyspareunia
When reviewing a transverse slice, what directional terms orient the image? - correct
answers:Anterior/posterior & right/left
What does it mean when a surgical report indicates the presence of positive margins? - correct
answers:There is disease remaining
What is a common screening technique for prostate cancer? - correct answers:Digital rectal exam
What is the most radiosensitive stage of gestation? - correct answers:Preimplantation
What defines clinically significant weight loss? - correct answers:A patient losing 10% or more of their
body weight
Which plane divides the body into anterior & posterior portions? - correct answers:Coronal plane
How should the table be moved if a field needs to be shifted 1 cm posteriorly? - correct answers:1 cm
anteriorly
How can tongue immobilization be accomplished? - correct answers:Cork
What is the radiation protection quality factor for x-rays? - correct answers:1
Correct Answers
What is the TD 5/5 for the kidney? - correct answers:23 Gy
What would a QA level 1 action item require? - correct answers:Inspection, but treatment can continue
What is the backscatter factor at the level of Dmax? - correct answers:Tissue Air Ratio (TAR)
What technique can be used to accomplish forced shallow breathing? - correct answers:Gating
What are the parts of the oral cavity? - correct answers:Floor of the mouth, retromolar trigone, gingiva,
anterior 2/3 of tongue, hard palate
What is the tolerance for gantry & collimator angle indicators? - correct answers:1.0˚
What does T1b glottic cancer involve according to the AJCC staging system? - correct answers:Both vocal
cords
What is the most common breast cancer diagnosis? - correct answers:Invasive infiltrating ductal
carcinoma
When a patient is treated with an SAD of 12 cm, what would the SSD be? - correct answers:88 cm
What is the single most effective way of preventing the spread of infection? - correct answers:Washing
hands
What is the most common dose-limiting toxicity for chemotherapeutic drugs? - correct
answers:Myelosuppresion
,What is the most common form of cutaneous T-cell lymphoma? - correct answers:Mycosis fungoides
What is the TD 5/5 for the whole liver? - correct answers:30 Gy
What must a treatment prescription contain? - correct answers:Total dose, daily dose, orientation of
treatment fields, fractionation scheme, beam energy, beam-modifying devices, anatomic site, treatment
technique
Which phase after total body exposure to radiation is characterized by having no symptoms? - correct
answers:Latent phase
What is a general characteristic of well-differentiated tumors? - correct answers:Benign
Which primary diagnosis indicates prophylactic cranial irradiation? - correct answers:Small cell
carcinoma
What is used to prevent a hot spot at the junction of two treatment fields with a small hinge angle? -
correct answers:Wedge
What is a near miss in radiation therapy treatment delivery? - correct answers:A harmful event that was
caught prior to the delivery of treatment
What is included in the ITV? - correct answers:PTV, CTV, & GTV
What type of acute radiation syndrome results from a whole body dose of 1000-5000 cGy? - correct
answers:Gastrointestinal
Through which organ/tissue are intrathecal drug injections administered? - correct answers:Spinal cord
What is the purpose of an excisional biopsy? - correct answers:Remove the entire tumor & any local
spread
,What can be used to compensate for an irregular skin surface due to missing or curved tissue? - correct
answers:Bolus, wedges, shielding blocks
Near what vertebral level does the spinal cord usually end? - correct answers:L1-L2
What does ipsilateral mean? - correct answers:The same side of the body
What is the TD 5/5 for 1/3 of the brain? - correct answers:60 Gy
Which cell type is more radiosensitive? - correct answers:Basal cells
What can be used to confirm patient identity when performing time out procedures? - correct
answers:Checking ID bracelet & asking name, asking patient's name & comparing with the name called,
comparing patient with his/her picture in the chart
If the hinge angle of two radiation beams is 150˚, what should the wedge angle be? - correct answers:15˚
Which acute effect will result from a total body exposure to a dose of more than 10 Gy? - correct
answers:GI syndrome
What happens to the PDD curve as the field size increases? - correct answers:It increases
Of what is the JRCERT an example? - correct answers:Accrediting body
If an orthogonal pair is taken with the first angle at 215˚, what would the second angle be? - correct
answers:305˚
Of what does a patient presenting with petechiae have signs? - correct answers:Bleeding
How do radiolucent contrast agents appear on radiographs? - correct answers:Dark
, What is the most commonly involved lymph node in individuals with nasal cavity & paranasal sinus
cancer? - correct answers:Submandibular node
What is an example of a sterile procedure? - correct answers:The insertion of a urinary catheter
What is the most common side effect of patients being treated with EBRT to the vagina? - correct
answers:Dyspareunia
When reviewing a transverse slice, what directional terms orient the image? - correct
answers:Anterior/posterior & right/left
What does it mean when a surgical report indicates the presence of positive margins? - correct
answers:There is disease remaining
What is a common screening technique for prostate cancer? - correct answers:Digital rectal exam
What is the most radiosensitive stage of gestation? - correct answers:Preimplantation
What defines clinically significant weight loss? - correct answers:A patient losing 10% or more of their
body weight
Which plane divides the body into anterior & posterior portions? - correct answers:Coronal plane
How should the table be moved if a field needs to be shifted 1 cm posteriorly? - correct answers:1 cm
anteriorly
How can tongue immobilization be accomplished? - correct answers:Cork
What is the radiation protection quality factor for x-rays? - correct answers:1
