Dosimetry - Study guides, Class notes & Summaries

Dosimetry Sec 3 Question and answers rated A+ 2023Hyperthermia became a common modality for cancer treatment in what decade? - correct answer 1980 In what normally radioresistant phase of the cell cycle does hyperthermia work to sensitize cells? - correct answer S Hyperthermia treatments, when used in conjunction with radiation therapy, are generally given: - correct answer 30 minutes after RTT

Dosimetry II Final Exam Study Guide Question and answers 2023 verified to passLDR - correct answer left in for 2-3 days HDR - correct answer fractionated treatment What is the difference between LDR and HDR? - correct answer The amount of activity in the sources. (They can be the same source) Huyam Capsule - correct answer -Used for LDR uterus treatment -Treats from within to outside

MDCB: Mock Exam 2 Questions with 100% Verified Correct Answers A patient receiving treatment to the head and neck region has experienced a skin reaction and mucositis at a total dose much lower than anticipated. The radiation oncologist requests an evaluation of the treatment. Which of the following steps should be taken? A. recalculate the treatment plan B. ensure that the depth dose, build-up region, wedge parameters, and other pertinent information for the treatment unit are correct ...

Dosimetry 1 Exam 2 Question and answers 100% correct 2023

Dosimetry Exam 2 Question and answers 2023 verified to pass

Dosimetry Mock Exam Review Question and answers 100% correct 2023It is discovered that a patient receiving 400 cGys daily has been given 25 fractions at 77 cm SSD instead of 80 cm SSD. Instead of the prescribed 10,000 cGy, the patient received: a. 9,264 cGy b. 9,628 cGy c. 10.390 cGy d. 10,794 cGy - correct answer d. 10,794 cGy

Dosimetry I Exam 1A Question and answers 2023 verified to passWhat is the maximum energy for what are considered Grenz rays? - correct answer 20 KV According to the youtube video in the Lesson, this part of a klystron is the "bottom end, where everything starts": - correct answer Electron gun What is the most common single energy used for orthovoltage - correct answer (None of these is correct) What is the most common single energy used for superficial? - correct answer 10...

Dosimetry Exam 1 Question and answers 100% correct 2023field size is defined at - correct answer SAD equivalent path length - correct answer the calculation depth adjusted for heterogenity of tissue, bone, lung and other objects that lie in the path of beam to the calculation point types of bolus - correct answer wax, rice grains, water (gauze), superflab *thickness of blous must be included with the depth

What term best describes a major influence on image resolution for most CT scanners: - Voxel Photon Energy Formula - E=hv=hc/wl E=hf=hc/wavelength(lambda) h=Planck constant = 6.6261x10^-34 JS Speed of light = 3e8 f=photon frequency lambda = photon wavelength Which instrument would be the most appropriate choice for monitoring radiation leakage from a Cobalt- 60 source (with the source in the off position)? - radiotherapy verification film The number of atoms in one gram for any materia...