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Midterm Review
Chapter 4
13
Health Care
Undergraduate 3
03/21/2015

Additional Health Care Flashcards

 


 

Cards

Term
damage to early radiographers
Definition
radiodermatitis, cancer, blood disorders
Term
exposure is measured in
Definition
roentgen/ C/kg
Term
absorbed dose is measured in
Definition
rad/ gray
Term
equivalent dose is measured in
Definition
rem/ sievert
Term
effective dose is measured in
Definition
rem/ sievert
Term
equivalent dose
Definition
uses a weighting factor to determine how different types of radiation effect different parts of the body
Term
what is LET
Definition
average amount of energy transferred by incoming radiation to an object per unit length of track through the object
Term
high LET
Definition
large amounts of energy into a small area (alpha particles)
Term
low LET
Definition
small amount of energy into a large area (x-rays)
Term
formula for equivalent dose
Definition
EqD= D x Wr or Sv= Gy x Wr
Term
effective dose
Definition
measure of the risk or ionizing radiation using radiation weighting factor (Wr) and tissue weighting factor (Wt)
Term
fomula for effective dose
Definition
EfD= D x Wr x Wt
Term
collective effective dose
Definition
describes radiation doses of a population from low doses of different sources of ionizing radiation
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