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Exam (elaborations)

RAD PROTECTION WEEK 2 EXAMS QUESTIONS AND ANSWERS
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August 2025

2025/2026

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RAD PROTECTION WEEK 2 EXAMS QUESTIONS AND ANSWERS Electromagnetic radiation travels or propagates through space in the form of a wave but can interact with matter as a particle of energy called a photon. This dual nature is referred to as - Answer- wave-particle duality Terrestrial radiation includes which of the following sources? - Answer- Long-lived radioactive elements such as uranium-238, radium-226, and thorium-232 that are present in variable quantities in the crust of the ...
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Exposure Worksheet 1-2 and 1-3 Exam Questions and Answers
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August 2025

2025/2026

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Exposure Worksheet 1-2 and 1-3 Exam Questions and Answers What was the device with which Roentgen discovered X- rays? - Answer- Crooks tube The phosphor that Roentgen used in early experiments with -rays was which of the following? - Answer- Barium Platinocyanide How are x-ray tube voltages measured? - Answer- Kilovolt Which of the following early pioneers developed the fluoroscope ? - Answer- Thomas Edison Who first applied x-ray beam collimation and filtration in...
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RADIATION MONITORING (CH5) EXAM QUESTIONS AND ANSWERS
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August 2025

2025/2026

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RADIATION MONITORING (CH5) EXAM QUESTIONS AND ANSWERS Personnel Dosimeter - Answer- Provides an indication of the working habits and working conditions of diagnostic imaging personnel. Determines occupational exposure by detecting and measuring the quantity of ionizing radiation to which the dosimeter has been exposed over a period of time. Does not protect the wearer from exposure because the instrument is just meant to detect and measure the amount of ionizing radiation to which it has ...
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Exam (elaborations)

Radiation Protection and Safety Exam Questions with Answers
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August 2025

2025/2026

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Radiation Protection and Safety Exam Questions with Answers According to the current recommendations, which of the following will have the highest annual dose limit? a. the lens of the eye b. the hands of a member of the general public c. the embryo/fetus d. the hands of a pregnant therapist - Answer- d. the hands of a pregnant therapist According to the current recommendations, the guidance levels for cumulative exposures for a 30 y/o occupational worker with 3 years of experienc...
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Exam (elaborations)

CH. 11,12,14 RADITION PROTECTION TEST EXAM QUESTIONS AND ANSWERS When the time spent in a higher radiation area is reduced or limited, occupational exposure: a) is also reduced. b) is increased slightly. c) remains the same. d) is increased considerably.
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August 2025

2025/2026

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CH. 11,12,14 RADITION PROTECTION TEST EXAM QUESTIONS AND ANSWERS When the time spent in a higher radiation area is reduced or limited, occupational exposure: a) is also reduced. b) is increased slightly. c) remains the same. d) is increased considerably. - Answer- a) is also reduced. Protective eyeglasses with optically clear lenses should contain a minimal lead equivalent protection of: a) 0.15 mm. b) 0.25 mm. c) 0.35 mm. d) 0.50 mm - Answer- c) 0.35 mm. Who should dete...
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Exam (elaborations)

Week 7 - Technique Charts Guidance Exam Questions and Answers
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August 2025

2025/2026

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Week 7 - Technique Charts Guidance Exam Questions and Answers What is a technique chart and how is it used in radiography? - Answer- A technique chart provides suggested exposure factors to use based on the anatomic part being radiographed, thickness of tissue, and position of patient. Provides the technician with predetermined exposure settings for various radiographs to be taken in order to receive an image of good diagnostic quality. What is Santes' rule? How does it apply t...
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CHAPTER 5 RADIOGRAPHIC IMAGING AND EXPOSURE EXAM QUESTIONS AND ANSWERS
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August 2025

2025/2026

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CHAPTER 5 RADIOGRAPHIC IMAGING AND EXPOSURE EXAM QUESTIONS AND ANSWERS Which of the following is defined as a graphic representation of the pixel value? a) Automatic rescaling b) Value of interest c) Histogram d) Exposure indicator - Answer- Histogram What process is employed to maintain consistent digital image brightness for over or underexposure? a) automatic rescaling b) Histogram c)exposure indicator d) LUTs - Answer- automatic rescaling Which of the following i...
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Exam (elaborations)

Radiation Safety Exam Questions and Answers
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August 2025

2025/2026

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Radiation Safety Exam Questions and Answers What is the mechanical support of the tube head means? - Answer- The mechanical support of the tube head can be adjusted to remain stable during exposure and shall not be hand held unless manufacturer designed system to be hand held while operating What is the safety distance between operator and patient while taking x-ray? - Answer- 6ft Define scatter radiation - Answer- radiation that changes direction when it hits the patient or...
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Exam (elaborations)

RADIATION PROTECTION CHAPTER 4 EXAM QUESTIONS AND ANSWERS
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August 2025

2025/2026

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RADIATION PROTECTION CHAPTER 4 EXAM QUESTIONS AND ANSWERS Which of the following factors must be multiplied to determine the EfD from an x-radiation exposure of an organ or body part? A. EqD x Wr x D B. Wt x Wr x ColEfD C. D x Wr x Wt D. D x C/kg - Answer- C. D x Wr x Wt Which of the following is the SI unit of radiation exposure that is used for x-ray equipment calibration? A. C/kg B. DAP C. R D. Sv - Answer- A. C/kg The expression 10(-6) may be symbolically expressed a...
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RADT 1200 – CHAPTER 6 EXAM QUESTIONS AND ANSWERS
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August 2025

2025/2026

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RADT 1200 – CHAPTER 6 EXAM QUESTIONS AND ANSWERS Chemical building material for all living things - Answer- protoplasm Made up of a molecule of glycerin & 3 molecules of fatty acid - Answer- lipids Moderate or control the cell's various physiologic activities - Answer- enzymatic proteins Mineral salts - Answer- electrolytes Chemical secretions manufactured by various endocrine glands and carried by the bloodstream to influence the activities of other parts of ...
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