ARRT BOARD EXAM |100% Correct Answer| 2024/2025 Study year

ARRT BOARD EXAM |100% Correct Answer| 2024/2025 Study year What is the TD 5/5 for the kidney? *Ans* 23 Gy What would a QA level 1 action item require? *Ans* Inspection, but treatment can continue What is the backscatter factor at the level of Dmax? *Ans* Tissue Air Ratio (TAR) What technique can be used to accomplish forced shallow breathing? *Ans* Gating What are the parts of the oral cavity? *Ans* Floor of the mouth, retromolar trigone, gingiva, anterior 2/3 of tongue, hard palate What is the tolerance for gantry & collimator angle indicators? *Ans* 1.0˚ What does T1b glottic cancer involve according to the AJCC staging system? *Ans* Both vocal cords What is the most common breast cancer diagnosis? *Ans* Invasive infiltrating ductal carcinoma When a patient is treated with an SAD of 12 cm, what would the SSD be? *Ans* 88 cm What is the single most effective way of preventing the spread of infection? *Ans* Washing hands What is the most common dose-limiting toxicity for chemotherapeutic drugs? *Ans* Myelosuppresion What is the most common form of cutaneous T-cell lymphoma? *Ans* Mycosis fungoides What is the TD 5/5 for the whole liver? *Ans* 30 Gy What must a treatment prescription contain? *Ans* 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? *Ans* Latent phase What is a general characteristic of well-differentiated tumors? *Ans* Benign Which primary diagnosis indicates prophylactic cranial irradiation? *Ans* Small cell carcinoma What is used to prevent a hot spot at the junction of two treatment fields with a small hinge angle? *Ans* Wedge What is a near miss in radiation therapy treatment delivery? *Ans* A harmful event that was caught prior to the delivery of treatment What is included in the ITV? *Ans* PTV, CTV, & GTV What type of acute radiation syndrome results from a whole body dose of cGy? *Ans* Gastrointestinal Through which organ/tissue are intrathecal drug injections administered? *Ans* Spinal cord What is the purpose of an excisional biopsy? *Ans* Remove the entire tumor & any local spread What can be used to compensate for an irregular skin surface due to missing or curved tissue? *Ans* Bolus, wedges, shielding blocks Near what vertebral level does the spinal cord usually end? *Ans* L1-L2 What does ipsilateral mean? *Ans* The same side of the body What is the TD 5/5 for 1/3 of the brain? *Ans* 60 Gy Which cell type is more radiosensitive? *Ans* Basal cells What can be used to confirm patient identity when performing time out procedures? *Ans* 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? *Ans* 15˚ Which acute effect will result from a total body exposure to a dose of more than 10 Gy? *Ans* GI syndrome What happens to the PDD curve as the field size increases? *Ans* It increases Of what is the JRCERT an example? *Ans* Accrediting body If an orthogonal pair is taken with the first angle at 215˚, what would the second angle be? *Ans* 305˚ Of what does a patient presenting with petechiae have signs? *Ans* Bleeding How do radiolucent contrast agents appear on radiographs? *Ans* Dark What is the most commonly involved lymph node in individuals with nasal cavity &