1. An environmental monitoring program must be in place so that in a nuclear incident, potential dose levels may be projected for A. whole body external exposure.
B. inhalation of suspended particulate radioactive materials.
C. ingestion of contaminated food and water.
D. all of the above.
2. The measure used to account for biological effect upon tissue is the A. rad (or gray) B. rem (or sievert) C. Becquerel D. roentgen
3. During a radiological emergency, offsite authority and responsibility for the health and welfare of the general public rests with A. Department of Energy officials.
B. Federal Emergency Management Agency officials.
C. the Lead Federal Agency.
D. State and local officials.
4. The factor which determines where in the body an ingested radioisotope will be most likely to concentrate is its A. physical properties.
B. chemical properties.
C. residential properties.
D. nuclear properties.
5. Which are the most radiosensitive cells?
A. Blood cells
B. Nerve cells
C. Bone cells
D. Muscle cells
6. In defining a radiological problem it is important to consider A. the external radiation hazard.
B. the internal hazards - ways in which radioactive material may be inhaled, ingested or absorbed.
C. the injury hazards to on-site personnel.
D. all of the above.
7. During the early phase of a nuclear accident, the EPA Protective Action Guide (PAG) for evacuation or sheltering of the public is A. .01 -1.0 rem B. 1.0 -5.0 rem C. 5.0 - 10.0 rem D. 10.0 - 15.0 rem
8. The role of the radiological response team member in an emergency involving actual or potential radiation releases from a nuclear power plant is defined A. by the nuclear plant operators.
B. by the Environmental Protection Agency''s Protective Action Guides.
C. by the Federal Emergency Management Agency.
D. in State and local radiological emergency response plans.
9. Molybdenum-99 (Mo-99) has a half-life of 66 hours. After 132 hours, how much of an initial sample of 10 Ci of Mo-99 would remain?
A. 10 Ci
B. 5 Ci
C. 2.5 Ci
D. 1.25 Ci
10. In an emergency situation involving radioactive materials, that is managed under the Incident Command System, the person in charge of the scene is the A. survey team leader B. State Radiological Health Director C. Incident Commander.
D. radiological response team captain
11. While conducting radiological monitoring operations at the scene of an accident, you are tapped on the shoulder and turn to face a reporter with a microphone and a cameraman with his videocamera aimed at your face. In response to the reporter''s request for a status report, you A. stop what you are doing and answer all of the reporter''s questions.
B. follow your agency''s plan for working with the media and refer the reporter to the Public Information Officer.
C. refer the reporter to the radiological responder who has the most technical background.
D. point the meter at the reporter and tell her she has 10 seconds to leave or she will die of radiation sickness.
12. One terabecquerel (Tbq) equals 1012 becquerels. In longhand, one terabecquerel would be written as A. 1,000,000,000,000,000 becquerels B. 1,000,000,000,000 becquerels C. 0.0000000000001 becquerels D. 0.000000001 becquerels
13. An example of a biological variability factor is A. the duration of exposure.
B. the type of radiation.
C. the exposed person''s age.
D. the size of the radiation dose received.
14. A radioactive placard on a vehicle indicates that A. it is a non-exclusive use vehicle.
B. it carries one or more packages labeled Radioactive Yellow III and/or LSA material.
C. exposure rates on the surface of the vehicle should not exceed 50 mrem/hr.
D. it is an exclusive use vehicle.
15. 10 CFR 20, Standards for Protection against Radiation, is an example of A. an ICRP report.
B. a license.
C. a guidance document.
D. a regulation.
16. The National Council on Radiation Protection (NCRP) and the International Council on Radiation Protection (ICRP) currently embrace what concept as a cornerstone of radiation protection philosophy?
A. ALAP (as low as practicable)
B. ALARA (as low reasonably achievable) C. TDS (time, distance and shielding) D. TED (threshold erythema dose)
17. The control zone in which response actions should be limited to the shortest possible entry time is the A. warm zone.
B. cold zone.
C. decontamination zone.
D. hot zone.
18. A protective action guide (PAG) is
A. an analysis of the economic costs of evacuating versus in-place protection.
B. the nuclear plant licensee''s operating manual.
C. a projected radiation dose at which a specific protective action is warranted.
D. a set of NRC regulations for developing emergency response plans.
19. In scientific notation, one millirem is written as A. 10-3 rem B. 10-4 rem C. 103 rem D. 104 rem
20. After an accidental radiation release, short-term environmental monitoring A. is performed by supporting or consulting personnel to provide detailed analyses of radiological hazards and accident consequences.
B. is performed only by the Department of Energy''s FRMAC.
C. takes precedence over emergency rescue operations.
D. is performed by emergency responders and provides data for determining appropriate action levels and mitigating measures
21. The Department of Energy establishes a Federal Radiological Monitoring and Assessment Center (FRMAC) in the event of a significant radiological emergency for the purpose of A. monitoring the performance of Federal agencies.
B. monitoring the performance of State and local agencies.
C. providing technical assistance to the States and the Lead Federal Agency (LFA).
D. all of the above.
22. To maintain a permanent record of radiation exposure, the appropriate dosimetry would be a A. pocket ionization chamber.
B. TLD badge.
C. survey meter.
D. film badge.
23. For emergency response use in keeping track of radiation exposure during the emergency operation, the appropriate dosimetry would be a A. pocket ionization chamber.
B. TLD badge.
C. survey meter.
D. film badge.
24. White radioactive labels on packages at an accident scene tell the responder A. the exposure rate from those packages will be high.
B. the exposure rate from those packages will be low.
C. the packages contain Fissile Class materials.
D. all of the above.
25. In an incident in which the radiation levels are high but there are no people at risk, time and distance could be incorporated into one protective action strategy by A. building a protective wall around the radiation source.
B. using shovels to quickly bury the source of radiation.
C. sending radiological monitors into the radiation area on a rotating schedule.
D. staying out of the radiation area until a cleanup plan is developed.