Ohio GXMO Study Guide Review 2026 Questions
and Answers – A+ Graded with Expert Solutions
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Terms in this set (223)
Who discovered x-rays? Wilhelm Conrad Roentgen
When were x-rays discovered? November 8, 1895 in Germany
What are the 3 Cardinal Principals of Maximize distance, maximize shielding, minimize
radiation protection? time
What is Erythema? Reddening of the skin
What is Anemia? Decrease of oxygen in blood, low blood count
What is Leukopenia? Low WBC count
What is epilation? Loss of hair
What does ALARA stand for? As Low As Reasonably Achievable
What is collimation? Limits the size/area of the x-ray beam
What is a proton? Positively charged, in nucleus of atom
, What is a neutron? No electrical charge, in nucleus of atom
What is a electron? Negatively charged, in orbital shell around nucleus
of an atom
What is an ion? A charged particle
What is ionization? Process of an electron leaving its orbit around a
neutral atom
What is an ion pair? An electron and a positive charged atom
What does isotropic mean? Equal in all directions
What is energy? The ability to do work
What is mass? The quantity of matter
What is matter? Anything that occupies space and has mass
What travels at 186,000 All electromagnetic radiation
miles/second?
Does electromagnetic radiation have No
mass?
What has higher energy than visible X-rays
light?
What happens when x-rays are Causes ionization of atoms and molecules
absorbed by body tissue?
and Answers – A+ Graded with Expert Solutions
Save
Terms in this set (223)
Who discovered x-rays? Wilhelm Conrad Roentgen
When were x-rays discovered? November 8, 1895 in Germany
What are the 3 Cardinal Principals of Maximize distance, maximize shielding, minimize
radiation protection? time
What is Erythema? Reddening of the skin
What is Anemia? Decrease of oxygen in blood, low blood count
What is Leukopenia? Low WBC count
What is epilation? Loss of hair
What does ALARA stand for? As Low As Reasonably Achievable
What is collimation? Limits the size/area of the x-ray beam
What is a proton? Positively charged, in nucleus of atom
, What is a neutron? No electrical charge, in nucleus of atom
What is a electron? Negatively charged, in orbital shell around nucleus
of an atom
What is an ion? A charged particle
What is ionization? Process of an electron leaving its orbit around a
neutral atom
What is an ion pair? An electron and a positive charged atom
What does isotropic mean? Equal in all directions
What is energy? The ability to do work
What is mass? The quantity of matter
What is matter? Anything that occupies space and has mass
What travels at 186,000 All electromagnetic radiation
miles/second?
Does electromagnetic radiation have No
mass?
What has higher energy than visible X-rays
light?
What happens when x-rays are Causes ionization of atoms and molecules
absorbed by body tissue?
