1. In general the relationship between age and radiation sensitivity is that:
A) radiation sensitivity is relatively constant as a person ages
B) radiation sensitivity increases with increasing age
C) radiation sensitivity decreases with increasing age
D) age does not affect radiation sensitivity
B) radiation sensitivity increases with increasing age
C) radiation sensitivity decreases with increasing age
D) age does not affect radiation sensitivity
2. If all members of a population are exposed to 1 rem of radiation the number of fatal cancers expected in that population would increase by about:
A) 0-4
B) 10-15
C) 40-50
D) 100
B) 10-15
C) 40-50
D) 100
3. The effect of a given dose of radiation (ie 5 rem):
A) is the same whether it is given in one large dose or multiple smaller doses
B) will be greater if given as one large dose than if it is received in multiple smaller doses
C) will be greater if it is given in multiple small doses than if it is given in one large dose
B) will be greater if given as one large dose than if it is received in multiple smaller doses
C) will be greater if it is given in multiple small doses than if it is given in one large dose
4. Radiation sensitivity of tissue is not related to:
A) the differentiation of the cells
B) the rapidity of the cell cycle
C) the frequency of cell division
D) exposure history of the cell
B) the rapidity of the cell cycle
C) the frequency of cell division
D) exposure history of the cell
5. An accidental whole body dose of 70 Gy would cause:
I. lethal damage to the bone marrow
II. lethal damage to the GI tract
III. lethal damage to the brain
A) I only
B) III only
C) II & III only
D) I, II & III
B) III only
C) II & III only
D) I, II & III