Dose Tolerances

Dose toleranc es rad

25 cards   |   Total Attempts: 182
  

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Cards In This Set

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CEREBROVASCULAR CNS SYNDROME
FLUID IN BRAIN DEATH IN 1-3 YEARS >10,000 RADS
GASTROINTESTINAL SYNDROME
DAMAGE TO CRYPT CELLS 500-1200 RADS
HEMATOPOITIC SYNDROME BONE MARROW
MITOTIC CELLS 200-800 RADS
LD 50/30 50 % 30 DAYS 450 RADS ONE EXPOSURE WHOLE BODY
REPAIR REPOPULATION REOXYGENATION REASSORTMENT (REDISTRIBUTION)
SENSITIVE IN MITOSIS
RESISTANT IN LATE S
STOCHASTIC EFFECTS
NO THRESHOLD 1 DAY OR 1 YEAR CANCER
NON STOCHASTIC (DETERMINISTIC)
MINIMUM THRESHOLD CATARACTS, ERYTHEMA
RADIATION SAFETY GOALS
ELIMINATE NON STOCHASTIC REDUCE STOCHASTIC, REDUCE EXPOSURE
TDF TIME DOSE FRACTIONATION
NOMINAL STANDARD DOSE BASED ON SINGLE EXPOSURE TO CONNECTIVE TISSUE
LINEAR QUADRATIC FORMULISM
BED- BIOLOGICAL EFFECTIVE DOSE
ALPHA= DIRECT CELL KILL DBL STRAND BREAK BETA= INDIRECT CELL KILL, SINGLE STRAND
ALPHA/ BETA RATIO- COMPARE REGIME 3 GY FOR LATE RESPONDING NORMAL 10 GY FOR EARLY TESPONDING TUMOR
STANDQUIST CURVES
BASED ON SKIN TOLERNCE
TBI KILLS IMUNE SYSTEM
DOSE NOT REJECT BONE MARROW TRANSPLANT
LET- LINEAR ENERGY TRANSFER
HIGHEST FOR CHARGED PARITCLES
RBE- RELATIVE BIOLOGICAL EFFECTIVENESS
HIGHEST FOR CHARGED PARTICLES