Radiation Biology Exam 1 Prep Questions and Answers| Latest Update

Radiation Biology Exam 1 Prep
Questions and Answers| Latest Update
There is the potential for growth retardation to be corrected after birth

True/False True


What was the ICRP Publication #103 dose suggestion at which lethal effects will be very
infrequent in humans?
100 cGy
100 nGy
100 mGy

100 Gy 100 mGy


What stage of development was associated with an all-or-nothing effect?
Preimplantation
Organogenesis
Fetal Period

Adolescence Preimplantation


Which development stage is described as the "most sensitive" to radiation?
Organogenesis
Fetal
Adolescence

Preimplantation Preimplantation


As the radiation doses increases, the latency period for cataract formation lengthens.

True/False False

, It is common for animals to develop cataracts, even in the absence of radiation exposure.

True/False True


For areas of higher natural background radiation, there does not appear to be excess incidence
of cancer or heritable anomalies.

True/False True


Cosmic radiation is greatest at___________________elevations and at
the_____________regions.
high, polar
low, equitorial
low, polar

high, equitorial high, polar


Which phase of the cell cycle is the most sensitive to hyperthermia?
S Phase
G2

G1 S Phase


Radiation cataractogenesis is described as a non-stochastic effect

True/False True


The United States has higher public exposure from medical imaging than other comparable
nation (such as the U.K. in the textbook).
S Phase
G2

G1 S Phase