Effects
Cell This
Do the Dose
ARS are US
Hodge Podge
100
cancer is a _____________ term effect of radiation exposure
What is long term?
100
According to Bergonie and Tribondeau, radiation damage to a cell is related to these three things
What is differentiation, reproductive activity, mitotic activity?
100
The dose of radiation at which a biological response can be noted in termed the ___________________.
What is threshold dose?
100
type of ARS associate with damage to the blood and blood-forming organs
What is hematopietic?
100
the amount of energy deposited in a material per unit length by radiation
What is LET?
200
radiation would have less effect upon a cell if it is given in this manner
What is over a longer period of time?
200
The genetic code consists of the sequence of ____________ found in a DNA molecule
What are nitrogenous bases?
200
A large radiation exposure to the lens of the eye will most likely result in the formation of ___________
What are cataracts?
200
Difference between erythema and arrhythmia
What is skin reddening and heartbeat out-of-rhythm?
200
Human blood cell with the lowest radiosensivity
What is mature erythrocyte?
300
the loss of hair after exposure to large amounts of radiation is termed _____________
What is epilation?
300
The majority of damage to the body from radiation exposure results from the ______________ effect
What is indirect?
300
If exposure to 2000 rems, in about how many days will death likely occur
What is less than 2 days?
300
stages in order of the ARS
What are initial exposure, latent, manifest illness, recovery or death?
300
Radiologists in the early part of the century had a higher incidence of _____________ that their professional colleagues who did not use radiation.
What is leukemia?
400
An older term for Down's Syndrome which is considered a heredity mutation
What is mongolism or trisomy?
400
Ova and sperm are catagorized as this type of cell that reproduces by _______________
What is genetic cells; meiosis?
400
percentage of genetic mutations that are considered harmful to an individual
What is 99%
400
The period of time between the initial exposure to radiation and the appearance of a visible effect is ______________
What is the latent period?
400
The best data on which to make estimates of the genetic effect of radiation come from this type of data
What is animal experiments?
500
This stage of life (in years) is generally described as one where radiosensitivity remains relatively constant
What is ages 5 -50?
500
Correct stages of mitosis
What is prophase, metaphase, anaphase, telophase?
500
Leukopenia, hemorrhage, and nausea are considered this type of effect to radiation exposure
What is somatic effects?
500
the first biological effects of radiation in man to doses of approx. 25 rads
What is reduced blood counts?
500
In a cell survival curve, this is usually plotted on a logarythmic scale
What is the fractions of surviving cells?
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