WorksheetsCh3-5 Radiation protection
Total questions: 25
Worksheet time: 13mins
the highest voltage established across the xray tube is known as
kev
kvp
peak kvp
mas
The glass window in the xray tube acts as
added filtration
inherent filtration
external filtration
internal filtration
Added filtration is made of
copper
aluminum
nickel
gold
combination of glass window and aluminum is called
extrinsic filtation
permanent inherent filtration
permanent internal filtration
primary radiation is
xrays that pass through glass window
xrays that pass through both filtration
xrays produced at the anode
IF 70 kvp is applied, the highest energy xray photon will be
70 kvp
70 kev
45 kev
45 kvp
average energy of a photon is usually
1/3 of the kvp
1/2 of kvp
1/3 of mas
1/2 of mas
Indirect transmission is always the result of
high kvp
scatter
low kvp
exit photons that have a different direction than the primary photons are called
radiographic fog
small angle scatter
noise
Photons that do not reach the IR are called
primary photons
exit photons
attenuated photons
which one of these are NOT Interactions between xrays and matter
compton
photoelectric absorption
brehmstrahlung
coherent scattering
which one of these interactions has 'no loss of energy'?
coherent scattering
pair production
photoelectric absorption
compton scattering
which one of these interactions has 'no loss of energy'?
coherent scattering
pair production
photoelectric absorption
compton scattering
most common interaction in the diagnostic range of energies
compton
photoelectric
coherent
classical
a radiationless effect that created as a result of photoelectric interaction
charecteristic xray
auger effect
noise effect
scatter
atomic number affects ______
compton
photoelectric
auger effect
The goal of the OSL dosimeter is to estimate dose reaching
head body and neck
head neck and thyroid
head neck and eyes
head body and eyes
Another name for extremity dosimeter is
optically stimulated luminescence
thermoluminescent dosimeter
direct ion storage
pocket dosimeter
The detector in an OSL dosimeter is made of
barium fluorohalide
zinc sulfide
aluminum oxide
silver antimony
The most common radiation survey instrument is
the cutie pie
the proportional counter
the geiger - muller survey meter
_____ refers to ionization produced in air
exposure
dose
dap
kerma
_____ is the basic unit of electrical charge
gray
amp
coulomb
joule
the product of absorbed dose and radiation weighting factor will give you the
equivalent dose
effective dose
absorbed dose
dap
_____describes the radiation exposure of a group to different sources of radiation
equivalent dose
effective dose
collective effective dose
collective equivalent dose
______ is the sum of all effective dose for an individual. which includes both external and internal sources of radiation
collective effective dose
effective dose
total effective dose equivalent
