RTBC A+ RADIATION PROTECTION EXAM: LATEST
VERSION ENGAGING QUESTIONS AND ANSWERS (100%
ACCURATE)
Decreased patient dose
Increasing diagnostic filtration results in which of the following?
MAS can be reduced
Penetration is increased
Patient exposure may be reduced
Why is the use of higher KVP recommended?
Hypoxia
A decrease in O2 content is called?
100 mGy
Diminished sperm count can occur with a dose of at least:
increases
As the half-value layer (HVL) increases, the quality of the beam:
Inverse square law
What law describes the relationship between absorbed dose and the distance from the
radiation source?
Acute radiation syndrome
Which of these effects occur only after high doses of radiation?
Electric field of the atomic nucleus
Bremsstrahlung x-ray photons are produced by electron interactions with which aspect
of the tungsten atom?
405 microgray
At a distance of 72 inches, the dose from a radiation source is measured at 125
microgray. What will be the dose at the distance of 40 inches?
Digital image receptor
Which image receptor would produce images that are less likely to be repeated even
when the selection of technical factors results in less than ideal exposure?
decrease in x-ray beam intensity
, Increasing diagnostic filtration from 2.5mm to 3.5mm will have what effect on x-ray
beam intensity?
Hypoxia
A decrease in O2 supply is called?
annually
Personnel monitoring reports much be available for occupational workers reviews:
Surface dose
A shallow dose refers to which of the following?
Positive
What type of charge dose the nucleus of an atom contain?
Patient dose will be increased
Which of the following occurs when a multi-focus image intensifier tube is operated in
magnification mode?
At the waist
Expectant mothers who are technologists should wear a fetal dosimeter at what
location?
Patient exposure
Low-energy x-ray photons absorbed in the patients skin will usually result in increased:
kVp
Which of the following factors affect both the quantity and quality of the x-ray beam?
Decreased patient dose
Extended tube life
Which 2 of the following is accomplished with pulsed fluoroscopy?
Patient
Which of the following is the primary absorber of x-ray photons during fluoroscopic
procedures
Linear non-threshold model
Which of the following models was used to establish radiation protection standards for
stochastic effects of radiation?
2.5mm
VERSION ENGAGING QUESTIONS AND ANSWERS (100%
ACCURATE)
Decreased patient dose
Increasing diagnostic filtration results in which of the following?
MAS can be reduced
Penetration is increased
Patient exposure may be reduced
Why is the use of higher KVP recommended?
Hypoxia
A decrease in O2 content is called?
100 mGy
Diminished sperm count can occur with a dose of at least:
increases
As the half-value layer (HVL) increases, the quality of the beam:
Inverse square law
What law describes the relationship between absorbed dose and the distance from the
radiation source?
Acute radiation syndrome
Which of these effects occur only after high doses of radiation?
Electric field of the atomic nucleus
Bremsstrahlung x-ray photons are produced by electron interactions with which aspect
of the tungsten atom?
405 microgray
At a distance of 72 inches, the dose from a radiation source is measured at 125
microgray. What will be the dose at the distance of 40 inches?
Digital image receptor
Which image receptor would produce images that are less likely to be repeated even
when the selection of technical factors results in less than ideal exposure?
decrease in x-ray beam intensity
, Increasing diagnostic filtration from 2.5mm to 3.5mm will have what effect on x-ray
beam intensity?
Hypoxia
A decrease in O2 supply is called?
annually
Personnel monitoring reports much be available for occupational workers reviews:
Surface dose
A shallow dose refers to which of the following?
Positive
What type of charge dose the nucleus of an atom contain?
Patient dose will be increased
Which of the following occurs when a multi-focus image intensifier tube is operated in
magnification mode?
At the waist
Expectant mothers who are technologists should wear a fetal dosimeter at what
location?
Patient exposure
Low-energy x-ray photons absorbed in the patients skin will usually result in increased:
kVp
Which of the following factors affect both the quantity and quality of the x-ray beam?
Decreased patient dose
Extended tube life
Which 2 of the following is accomplished with pulsed fluoroscopy?
Patient
Which of the following is the primary absorber of x-ray photons during fluoroscopic
procedures
Linear non-threshold model
Which of the following models was used to establish radiation protection standards for
stochastic effects of radiation?
2.5mm
