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Midterm Review
Chapter 1
16
Health Care
Undergraduate 3
03/18/2015

Additional Health Care Flashcards

 


 

Cards

Term
what is ionizing radiation
Definition
radiation that produces positively and negatively charged particcles (ions) when passing through matter
Term
what can ionizing radiation cause
Definition
injury in normal biological tissue
Term
what are the consequences of ionization in human cells
Definition
unstable atoms, free electrons, free radicals, cell abnormal function or loss of function, low energy rays
Term
what is the responsibilities of diagnostic imaging professionals
Definition
ensure radiation safety by adhering to esatblished radiation protection program
Term
what is unnecessary radiation
Definition
any radiation that does not contibute to the diagnosis or enhance the quality of the study
Term
benefits that are worth the risk
Definition
to obtain essential diagnostic imaging when illness or injury occurs, for health screening that is prudent,
Term
what is diagnostic efficacy
Definition
the degree to which the diagnostic study accurately reveals the presence or absence of disease in the patient
Term
the referring physician:
Definition
accepts basic responsibility but relies on the rad tech for high quality images at low radiation doses
Term
what is the acronym ALARA synonomous with
Definition
ORP (optimization for radiation protection)
Term
what is risk
Definition
the probability of injury, ailment, or death or: the possibilty of inducing a radiogenic cancer or genetic defect after irradiation
Term
BERT
Definition
background equivalent radiation time
Term
what is Rem
Definition
radiation equivalen man: occupational dose (sievert)
Term
___ sievert = ____ rem
Definition
1 sievert = 100 rem
Term
roentgen
Definition
air exposure
Term
Rad
Definition
absorbed dose
Term
what are the cardinal rules of radiation protection
Definition
time, distance, shielding
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