- Study guides, Class notes & Summaries

RADIATION DOSIMETRY FINAL EXAM QUESTIONS AND CORRECT ANSWERS How much do extra images add to the patient's radiation dose from the examination? - CORRECT ANSWERS approximately 10% What can cause multiple scan average doses (MSAD) to increase? - CORRECT ANSWERS overlapping slices What is the most useful tool for comparing radiation doses among different protocols? - CORRECT ANSWERS CTDIvol In conventional film-screen radiography, how much of the radiation does th...

INTRO TO MEDICAL DOSIMETRY UPDATED FINAL EXAM QUESTIONS AND CORRECT ANSWERS Simulation - CORRECT ANSWERS - A specific placement for the patient - When they come back, they must be placed in the same position previously Attenuate - CORRECT ANSWERS Lack of intensity Difference Between Virtual & Conventional Simulation - CORRECT ANSWERS image on slide 7 Look at Describe components of patient care in Radiation Oncology: Simulation, Treatment Planning, and Treatment Deliv...

DOSIMETRY UPDATED EXAM QUESTIONS AND CORRECT ANSWERS Two reasons why water is specifically used for phantoms? - CORRECT ANSWERS closely approximates radiation absorption and scatter 2. The availability (and affordability) of water Solid dry phantoms have the same_____as water. - CORRECT ANSWERS number Human shaped phantoms are called what? - CORRECT ANSWERS phantoms Two examples of anthropomorphic phantoms: - CORRECT ANSWERS 2. Rando Traditionally where is dose ...

DOSIMETRY FINAL EXAM QUESTIONS AND CORRECT ANSWERS Cobalt 60 - CORRECT ANSWERS dose rate measured in cGy/min dose rate considered constant for short periods of time Linac - CORRECT ANSWERS dose rate measured in cGy/MU dose rate changes constantly. Shut off by monitor ionization chamber once predetermined dose is given. PDD - CORRECT ANSWERS For SSD setups Percent dose depth ratio of absorbed dose at given depth to the absorbed dose at a fixed reference depth of D...

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