PARS

Question 1

Define CDE.

Answer 1

Committed Dose Equivalent- Dose to an organ due to radioactive material dopositied in the body.

Question 2

Define CEDE

Answer 2

Committed Effective Dose Equivalent- Dose to the entire body due to radioactive material deposited in the body. CDE*weighting factor = CEDE

Question 3

Define DDE

Answer 3

Deep Dose Equivalent - Dose to the entire body due to external sources.

Question 4

Define TEDE

Answer 4

Total Effective Dose Equivalent - Sum of doses from internal and external sources.

CEDE + DDE = TEDE

Question 5

When is a PAR required?

Answer 5

When the event in progress is classified as a General Emergency.

May include Evacuate, Shelter in place, or use of K-I

Question 6

Determine when sheltering is appropriate.

Answer 6

Sheltering is normally only performed in instances of short radiological releases of < 1 hr in duration and would exceed the PAR flowchart guidelines.