Coherent scatter - Study guides, Class notes & Summaries
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ENG1517 JAN/FEB Supplementary exam 2024 Answers
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ENG1517 JAN/FEB Supplementary exam 2024 Answers 
 
SECTION A 
ALL the answers in this section MUST be presented in the form of (a) cohesive 
paragraph/s and not in point form. 
After you have read TEXT A, please answer Questions 1.1 to 1.3. 
Hairy Maclary from Donaldson’s Dairy is a cumulative tale. The full text of the story has 
been copied below and an example of one of the pictures has been provided. Most of 
the paragraphs of text appear alone on a page next to an illustration, as in...
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LRA 211 Final Review Study Guide (223/2024) Graded A+
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LRA 211 Final Review Study Guide (223/2024) Graded A+ 
The earliest atomic theory based on an arrangement similar to the solar system is attributed to Rutherford. 
The three fundamental particles of the atom are the neutron, electron, and proton. 
The atomic nucleus contains protons and neutrons. 
The component of the nucleus that has a positive charge and mass is the proton. 
The electron shell closest to the nucleus is lettered "K". 
Which of the following is not part of the electromagnetic sp...
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TCDHA Radiography Theory Midterm Review Questions and Answers (Graded A+)
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Scatter radiation - ANSWER-- form of secondary radiation 
- result of xray photon deflected in all directions travelling to all parts of client's body and to all areas of the op 
- detrimental to client and radiographer 
 
Compton scatter - ANSWER-- Evidence of ionization 
- xra photon collides w outer shell + gives up part of its energy to eject electron from it's orbit 
- ejected electron is known as compton or recoil electron 
 
Coherent scatter - ANSWER-- unmodified scatter 
- when low ene...
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CT Image Production Exam Questions
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Which of the following reduces the scatter radiation reaching the detectors? 
A. Post-patient collimation 
B. Pre-patient collimation 
C. Pre-detector collimation 
D. Both a and c 
D. Both a and c 
Which of the following is the primary interaction between x-ray photons and tissue during computed tomography? 
A. Bremsstrahlung 
B. Characteristic 
C. Compton effect 
D. Coherent scatter 
C. Compton effect 
The process by which electrons are produced at the cathode of a CT x-ray tube is known as: 
A...
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Radiologic Technology ARRT Review Exam Questions And Answers
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Radiologic Technology ARRT Review Exam Questions And Answers 
 
 
Attenuation: 
 
a. is radiation that emerges from the patient 
b. describes changes in the x-ray beam as it travels through the patient 
c. produces only scatter radiation 
d. occurs only at doses used in radiation therapy - ANS Describes changes in the x-ray beam as it travels through the patient 
 
Which photon-tissue interaction makes radiography possible because of its creation of image contrast? 
 
a. Compton 
b. Coherent ...
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ARRT MOSBYS safety review Questions with Complete Solutions, A+
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Natural background radiation represents what amount of human radiation exposure? - 50% 
 
The greatest source of natural background radiation exposure is? 
Cosmic rays 
radioactive materials 
the body itself 
radon gas - Radon gas 
 
Cosmic natural background radiation is a part of _______________ _____________ exposure. - Natural background 
 
Radon gas: 
 
a. Presents a danger when undetected 
b. Is present in doses proportional to other sources 
c. Is entirely human-made 
d. Is the s...
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Fluoroscopy ARRT Exam Study guide Questions With Accurate Answers.
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Fluoroscopy ARRT Exam Study guide 
Questions With Accurate Answers. 
What mag modes are available? - answerif you have a 16" II, you can have 12,9,6, and 4.5 " 
Compton effect - answerhits the outer electron, incomplete transfer of energy, electron released and a 
low energy xray is deflected 
photoelectric absorption - answerx-ray totally absorbed by inner shell electron, x-ray overcomes 
binding energy and knock out the electron and an outer shell electron takes it place. When the outer 
ele...
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Fluoroscopy ARRT Comprehensive Exam With Correct Updated Answers 2024.
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what mag modes are available? - Answer if you have a 16" II, you can have 12,9,6, and 4.5 " 
 
Compton effect - Answer hits the outer electron, incomplete transfer of energy, electron released and a low energy xray is deflected 
 
photoelectric absorption - Answer x-ray totally absorbed by inner shell electron, x-ray overcomes binding energy and knock out the electron and an outer shell electron takes it place. When the outer electron moves to its new place, a characteristic x-ray is for...
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ARRT Registry Exam Practice Questions and 100% Correct Verified Answers| 2023/2024 Latest Update
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ARRT Registry Exam Practice Questions and 
100% Correct Verified Answers| 2023/2024 Latest Update 
 
QUESTION 
 
Which of the following results in all-directional scatter? 
a. compton 
b. photoelectric 
c. classical 
d. coherent 
 
 
Answer: 
a. compton 
 
 
 
QUESTION 
which of the following are byproducts of photoelectric absorption? 
a. photoelectron and Compton scattered electron 
b. photoelectron and characteristic photon 
c. low energy scattererd xray photon and characteristic photon ...
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Radiologic Technology ARRT Review || 100% VERIFIED SOLUTIONS!!
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Attenuation: 
 
a. is radiation that emerges from the patient 
b. describes changes in the x-ray beam as it travels through the patient 
c. produces only scatter radiation 
d. occurs only at doses used in radiation therapy correct answers Describes changes in the x-ray beam as it travels through the patient 
 
Which photon-tissue interaction makes radiography possible because of its creation of image contrast? 
 
a. Compton 
b. Coherent 
c. Photoelectric 
d. Pair production correct answers Photo...
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