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Physics
Blood Cells
Dose-Limits
QC
Define
100
What percentage of kVp would be needed to double the mAs?
What is 15% Rule
100
WBC that plays an important role in fighting infection?
What are Neutrophils
100
Occupational dose annual in both mSv & rem
What is 50mSv & 5rem
100
Filtration test & tolerance
What is HVL, & = to 2.5 mm Al
100
LET
What is linear energy transfer
200
What is the inverse square law mathematical equation?
What is (I1/I2) squared = (d2/d1) squared
200
WBC that act as scavengers to fight bacteria
What are granulocytes
200
Educational exposure annually (mSv)?
What is 1mSv
200
Collimation with a penny test or test tool, frequency & tolerance
What is semiannual & +/- 2% SID
200
OER, & equation
What is oxygen enhancement ratio, & without O2/with O2
300
What effect does OID have on exposure?
What is decrease
300
Transmitted via infected blood
What is HBV & AIDS
300
Embryo & fetus monthly (mSv)
What is 0.5mSv
300
Focal spot size frequency & tolerance
What is annually & +/- 50%
300
GSD
What is genetically significant dose
400
What is the binding energy of the K-shell of a Tungsten atom?
What is 74
400
RBC initiate blood clotting & prevents hemorrhaging
What is thrombocytes
400
Public exposure annually for skin, hands, & feet in both mSv & rem
What is 50 mSv & 5 rem
400
Exposure timer accuracy measurement test done
What is a spinning top test
400
UNSCEAR
What is United Nations Scientific Committee on the Effects of Atomic Radiation
500
Adding filtration to the x-ray beam will make it more ____?
What is homogeneous
500
What is the most radiosensitive blood cell
What is lymphocytes
500
Embryo & Fetus entire gestation in both mSv & rem
What is 5 mSv & .5 rem
500
Exposure timer accuracy tolerance (both)
What is +/- 5% >10ms & +/- 20% <10ms
500
RBE & equation
What is relative biologic effectiveness & Dose (250kVp)/ test radiation dose