UNIVERSITY OF NOTRE DAME
Radiation Safety Refresher Quiz
Name:
Date:
Principal Investigator:
Department:
Building and Room:
Phone Ext:
Email:
Please circle the correct answer.
1. Types of particulate radiation include:
a.
b.
c.
d.
Gamma & X-Ray
Gamma & Beta
Alpha & Beta
Beta & X-Ray
2. Types of photon radiation include:
a.
b.
c.
d.
Gamma & X-Ray
Gamma & Beta
Alpha & Beta
Beta & X-Ray
3. An example of a beta emitter that causes both an internal and external hazard is:
a.
b.
c.
d.
H-3
C-14
P-32
S-35
4. Which of the following type of radiation is the most penetrating?
a.
b.
c.
d.
Alpha
Beta
Gamma
Ultra Violet
5. The Unit of radioactivity commonly use in the United States is the:
a. Becquerel
b. Curie
c. Roentgen
d. Sievert
6. REM is calculated by multiplying RAD dose (D) times:
a.
b.
c.
d.
Becquerel (B)
Curie (C)
Roentgen (R)
Quality Factor (Q)
7. The quality factor for most beta and gamma emitters is:
a.
b.
c.
d.
1
5
10
20
8. The average annual dose from background radiation to the general public is
a.
b.
c.
d.
50
180
260
390
9. Biological effects occur when exposure to radiation exceeds
a.
b.
c.
d.
10
25
50
75
10. The three protective measures for reducing exposure are:
a.
b.
c.
d.
Time, Distance and Shielding
Dose, Distance and Shielding
Time, Dose and Shielding
Activity, Dose and Shielding
11. High energy beta emitters should be shielded with:
a.
b.
c.
d.
mREM.
Lead
Plexiglas
Cement
Wax
Rads over a short period of time.
12. Radiation labeling of waste containers should include:
a.
b.
c.
d.
Isotope, Activity and Dose Rate
Isotope, Activity and Date
Isotope, Weight and Date
Investigator, Isotope, and Date
13. Prior to using a survey meter to check for contamination you should:
a.
b.
c.
d.
Check that batteries are fully charged
Check that the meter has been calibrated within the last year
Check that the meter responds to the presence of radiation
All of the above
14. The best detector choice when working with F-18, S-35, and P-32 is:
a.
b.
c.
d.
Germanium Scintillator
Sodium Iodide Scintillator
Geiger Mueller Detector
Ionization Detector
15. A Sodium Iodide detector would be the best choice when monitoring for:
a.
b.
c.
d.
C-14
P-32
I-125
All of the above
16. The only method to detect tritium is:
.
a. With a Geiger Mueller detector
b. The wipe test method
c. With a sodium Iodide detector
d. With a germanium crystal
17. Wipe tests results should be recorded in:
a.
b.
c.
d.
CPM
DPM
RAD
REM
18 Liquid waste may be disposed in a laboratory sink:
a.
b.
c.
d.
Once a month.
If the activity is less than 10 uCi.
Never.
If you did not brush your teeth in it.
19. If you need to speak to someone in Risk Management and Safety on a weekend, the number to
call is:
a.
b.
c.
d.
Signature
(63)1-5555
(63)1-5037
288-STOP
555-1212