Early Radiation Effects

Question 1

A term that is synonymous with loss of hair is:

Answer 1

Epilation

Question 2

Which of the following is not a form of acute radiation syndrome?
a. Gastrointestinal syndrome
b. Hematopoietic syndrome
c. Carcinogenic syndrome
d. Cerebrovascular syndrome

Answer 2

C

Question 3

The term LD 50/30 signifies the whole-body dose of radiation that can be lethal to:

Answer 3

50% of the exposed population within 30 days

Question 4

During the major response stages of acute radiation syndrome after the prodromal stage and a period of false calm that may last for several days, the stage when symptoms that affect the hematopoietic, gastrointestinal, and cerebrovascular systems occurs, this stage is called:

Answer 4

Manifest illness

Question 5

More oxygenated cells receive [more/less] damage

Answer 5

More

Question 6

More oxygenated cells have [better/worse] recovery

Answer 6

better

Question 7

A single absorbed dose of 2 Gyt can cause a radiation-induced skin erythema within:

Answer 7

24 to 48 hours after irradiation.

Question 8

The prodromal stage of acute radiation syndrome is actually the:

Answer 8

Beginning stage

Question 9

Moist and dry desquamation can be caused by:

Answer 9

High radiation doses

Question 10

Chromosomal damage can be caused by:

Answer 10

both low and high radiation doses.

Question 11

Some local tissues suffer immediate consequences from high radiation doses. Examples of such tissues include
1. bone marrow.
2. male and female reproductive organs.
3. skin.

Answer 11

All of the above

Question 12

If a person receives radiation exposure sufficient to cause the gastrointestinal syndrome, fatality occurs primarily as a result of:

Answer 12

catastrophic damage to the epithelial cells that line the gastrointestinal track

Question 13

Moist and dry desquamation can be caused by:

Answer 13

High radiation doses