Ohio GXMO
Study Guide
Review 2025
Verified
Questions and
Answers
,Who discovered x-rays? Correct Answer
Wilhelm Conrad Roentgen
When were x-rays discovered? Correct Answer Correct Answer
November 8, 1895 in Germany
What are the 3 Cardinal Principals of radiation protection? Correct
Answer Correct Answer
Maximize distance, maximize shielding, minimize time
What is Erythema? Correct Answer Correct Answer
Reddening of the skin
What is Anemia? Correct Answer Correct Answer
Decrease of oxygen in blood, low blood count
,What is Leukopenia? Correct Answer Correct Answer
Low WBC count
What is epilation? Correct Answer Correct Answer
Loss of hair
What does ALARA stand for? Correct Answer Correct Answer
As Low As Reasonably Achievable
What is collimation? Correct Answer Correct Answer
Limits the size/area of the x-ray beam
What is a proton? Correct Answer Correct Answer
Positively charged, in nucleus of atom
What is a neutron? Correct Answer Correct Answer
No electrical charge, in nucleus of atom
What is a electron? Correct Answer Correct Answer
, Negatively charged, in orbital shell around nucleus of an atom
What is an ion? Correct Answer Correct Answer
A charged particle
What is ionization? Correct Answer Correct Answer
Process of an electron leaving its orbit around a neutral atom
What is an ion pair? Correct Answer Correct Answer
An electron and a positive charged atom
What does isotropic mean? Correct Answer Correct Answer
Equal in all directions
What is energy? Correct Answer Correct Answer
The ability to do work
What is mass? Correct Answer Correct Answer
The quantity of matter
Study Guide
Review 2025
Verified
Questions and
Answers
,Who discovered x-rays? Correct Answer
Wilhelm Conrad Roentgen
When were x-rays discovered? Correct Answer Correct Answer
November 8, 1895 in Germany
What are the 3 Cardinal Principals of radiation protection? Correct
Answer Correct Answer
Maximize distance, maximize shielding, minimize time
What is Erythema? Correct Answer Correct Answer
Reddening of the skin
What is Anemia? Correct Answer Correct Answer
Decrease of oxygen in blood, low blood count
,What is Leukopenia? Correct Answer Correct Answer
Low WBC count
What is epilation? Correct Answer Correct Answer
Loss of hair
What does ALARA stand for? Correct Answer Correct Answer
As Low As Reasonably Achievable
What is collimation? Correct Answer Correct Answer
Limits the size/area of the x-ray beam
What is a proton? Correct Answer Correct Answer
Positively charged, in nucleus of atom
What is a neutron? Correct Answer Correct Answer
No electrical charge, in nucleus of atom
What is a electron? Correct Answer Correct Answer
, Negatively charged, in orbital shell around nucleus of an atom
What is an ion? Correct Answer Correct Answer
A charged particle
What is ionization? Correct Answer Correct Answer
Process of an electron leaving its orbit around a neutral atom
What is an ion pair? Correct Answer Correct Answer
An electron and a positive charged atom
What does isotropic mean? Correct Answer Correct Answer
Equal in all directions
What is energy? Correct Answer Correct Answer
The ability to do work
What is mass? Correct Answer Correct Answer
The quantity of matter
