Direct action may occur after exposure to any type of radiation, but it is much more likely to occur after exposure to

high-LET radiation such as alpha particles.

What is Point mutations?

Genetic mutations at the molecular level

What is the effective dose (EfD) limiting system?

It is the current method for controlling the risk of biologic damage to radiation workers and the general public from radiation exposure.

What is the primary function of the Nuclear Regulatory Commission (NRC)?

oversee the nuclear energy industry.

Which of the following groups is run by the government of Japan, primarily to study Japanese atomic bomb survivors?

Radiation Effects Research Foundation

The ALARA concept adopts an extremely conservative model concerning the relationship between ...

ionizing radiation and potential risk.

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RAD 201 PM EXAM 2

WEEKS 5-7

Question	Answer
The normal white blood cell count for an adult ranges from:	5000 to 10,000/mm3 of blood.
Which of the following gonadal radiation doses may cause permanent sterility in a male human?	5.0 or 6.0 Gyt
Direct action may occur after exposure to any type of radiation, but it is much more likely to occur after exposure to	high-LET radiation such as alpha particles.
Which of the following tissues contain cells that do not divide? 1. Epithelial tissue 2. Muscle tissue 3. Nervous tissue in an adult	2 and 3 only
One micron (μm) = __________.	10–6 m
Laboratory experiments with mice conclude that cataracts may be caused by doses of ionizing radiation as low as	0.1 Gyt.
What is the mean value of the radiation doubling dose for humans, as determined from studies of the children of the atomic bomb survivors of Hiroshima and Nagasaki?	1.56 Sv
What is Point mutations?	Genetic mutations at the molecular level
The human body can incorporate radium into bone because it is chemically similar to	Calcium
Which of the following are sources of low-level radiation exposure? 1. X-rays and radioactive materials used for diagnostic purposes 2. Employment-related exposure in medicine and industry 3. Natural background radiation	All of the options.
Epidemiologic studies of atomic bomb survivors exposed in utero have provided conclusive evidence of a dose-dependent increase in the incidence of severe intellectual disability for fetal doses higher than approximately	0.4 Sv.
What is the effective dose (EfD) limiting system?	It is the current method for controlling the risk of biologic damage to radiation workers and the general public from radiation exposure.
Effective dose (EfD) limits may be specified for whole-body exposure. partial-body exposure. exposure of individual organs. all of the options.	All of the options
What is consider the annual negligible individual dose (NID)?	0.01 mSv/year
What is the primary function of the Nuclear Regulatory Commission (NRC)?	oversee the nuclear energy industry.
Which of the following groups is run by the government of Japan, primarily to study Japanese atomic bomb survivors?	Radiation Effects Research Foundation
The ALARA concept adopts an extremely conservative model concerning the relationship between ...	ionizing radiation and potential risk.

Created by: bmairet

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