OHIO GXMO STUDY GUIDE REVIEW QUESTIONS AND ANSWERS WITH SOLUTIONS 2024
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GXMO
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GXMO
OHIO GXMO STUDY GUIDE REVIEW QUESTIONS AND ANSWERS WITH SOLUTIONS 2024
Who discovered x-rays? - ANSWER Wilhelm Conrad Roentgen
When were x-rays discovered? - ANSWER November 8, 1895 in Germany
What are the 3 Cardinal Principals of radiation protection? - ANSWER Maximize distance, maximize sh...
ohio gxmo study guide review questions and answers
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OHIO GXMO STUDY GUIDE REVIEW QUESTIONS AND
ANSWERS WITH SOLUTIONS 2024
Who discovered x-rays? - ANSWER Wilhelm Conrad Roentgen
When were x-rays discovered? - ANSWER November 8, 1895 in Germany
What are the 3 Cardinal Principals of radiation protection? - ANSWER Maximize distance,
maximize shielding, minimize time
What is Erythema? - ANSWER Reddening of the skin
What is Anemia? - ANSWER Decrease of oxygen in blood, low blood count
What is Leukopenia? - ANSWER Low WBC count
What is epilation? - ANSWER Loss of hair
What does ALARA stand for? - ANSWER As Low As Reasonably Achievable
What is collimation? - ANSWER Limits the size/area of the x-ray beam
What is a proton? - ANSWER Positively charged, in nucleus of atom
What is a neutron? - ANSWER No electrical charge, in nucleus of atom
What is a electron? - ANSWER Negatively charged, in orbital shell around nucleus of an atom
What is an ion? - ANSWER A charged particle
,What is ionization? - ANSWER Process of an electron leaving its orbit around a neutral atom
What is an ion pair? - ANSWER An electron and a positive charged atom
What does isotropic mean? - ANSWER Equal in all directions
What is energy? - ANSWER The ability to do work
What is mass? - ANSWER The quantity of matter
What is matter? - ANSWER Anything that occupies space and has mass
What travels at 186,000 miles/second? - ANSWER All electromagnetic radiation
Does electromagnetic radiation have mass? - ANSWER No
What has higher energy than visible light? - ANSWER X-rays
What happens when x-rays are absorbed by body tissue? - ANSWER Causes ionization of atoms
and molecules
Ionization can result in what type of damage? - ANSWER Biological Damage
What is radioplaque? - ANSWER DOES NOT go through
What is radiolucent? - ANSWER Sees through
, A special mechanism that stops tube movement at a specific location is? - ANSWER Detent
What device receives the energy of the x-ray beam and forms the image of the body part? -
ANSWER Image Receptor
What type of cassette containing film receives x-ray beam? - ANSWER Film based
What is a latent image? - ANSWER A hidden image
A cassette containing film receives the x-ray beam. The film now contains a latent image and will
become visible after being processed in a? - ANSWER Dark room
What type of cassette containing a phosphor plate receives the x-ray beam? - ANSWER
Computed Radiography
In CR, the phosphor plate will be scanned by a? - ANSWER Laser
An electronic plate receives the x-ray beam and produces and electronic signal that is sent
directly to a computer for processing and digital image formation? - ANSWER Direct/Digital
What prevents scatter radiation from reaching the IR? - ANSWER Grid
What includes a tray to hold the IR? - ANSWER Bucky
What does the collimator do? - ANSWER Limits the size of the radiation field
What does transverse mean? - ANSWER Movement of the x-ray tube across the patient from
left to right
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