Exam 34: Stochastic Effects of Radiation

A study of an irradiated population which showed a relative risk factor below 1.0 would indicate that the population had a ___________ risk.

Chronic low doses of radiation have ________ effect on fertility.

The most radiosensitive period during pregnancy for radiation induced congenital abnormalities is during the _____________________.

Studies of A-bomb survivors indicate that leukemia has a ______________________ dose-response relationship to radiation.

Our information on the genetic effects of radiation has come from studies of ___________.

A __________ effect increases in incidence but not severity as the dose increases.

People who were employed painting radium watch dials later showed excess risk for ______________ cancer.

Data showing radiation-induced human genetic abnormalities __________________.

Radiation protection guidelines are based on _______________________.

It is difficult to link cancer to radiation exposure because it occurs ___________ in the population.

Radiation induced skin cancer in radiotherapy patients has occurred with _____________________.

____________ is a stochastic effect of radiation exposure.

The threshold dose for cataract formation is known to be _____ mSv of acute exposure to the eyes.

An epidemiological study of the stochastic effects of very low doses of radiation requires a population of ____________ of people.

Ankylosing spondylitis patients treated with radiation showed an increased incidence of _____________.

The theory of radiation hormesis suggests that radiation doses below 0.1 mGy are _____________.

People who had radiation treatments to their thymus gland as children later showed excess risk for ____________.

Relative risk is _________________.

Low doses of radiation have been shown to cause ________________.

Radiation-induced leukemia has a latent period of _______ years.