TB 056 - Basic Radiation Protection Principles

Question 1

Radiations has Two categories:
1) _________
2) _________

Answer 1

1) non ionizing
2) ionizing

Question 2

____________ radiation, i.e., microwaves (RADAR and cooking ovens) and infrared lamps.

Answer 2

Non-ionizing

Question 3

_________ radiation, i.e., alpha, beta and gamma radiation.

Answer 3

Ionizing

Question 4

When alpha, beta, or gamma are _______ by the body

Answer 4

Absorbed

Question 5

______ particles - are the least penetrating of the three types of ionizing radiation

Answer 5

Alpha

Question 6

_______ particles - are high-speed particles with a moderate penetrating power.

Answer 6

Beta

Question 7

________ particles - are the most penetrating type of radiation and can travel many meters in air and many centimeters in tissue

Answer 7

Gamma

Question 8

One roentgen equals ______ milliroentgen (mR)

Answer 8

1,000

Question 9

Roentgen dose is that amount of radiation the total body is exposed to for __ hour

Answer 9

1

Question 10

General population - ____ R/hr

Answer 10

1/2

Question 11

Radiological Emergency Operations:
Emergency workers/Firefighters - ___ R/hr

Answer 11

25

Question 12

Radiological Emergency Operations:
Lifesaving activities - ___ to ____ R/hr

Answer 12

75 to 100

Question 13

Body exposure - no deaths occur below ____ R. Per hour

Answer 13

200

Question 14

Contamination - if contaminated, remove clothes, bag and tag “________”

Answer 14

Radioactive

Question 15

TYPICAL RADIOACTIVE WARNING PLACARDS.
Standard size is approximately ___“X___”.

Answer 15

10”X10”

Question 16

LABELS REQUIRED ON PACKAGE EXTERIOR.
Standard size is approximately ___”X___”

Answer 16

4” X 4”

Question 17

CDV 700 - Max reading of ___ MR per hour

Answer 17

50

Question 18

CDV 700 - allow ___ seconds for warm up

Answer 18

30

Question 19

CDV 715 - a high ______ Ray tool not for background use

Answer 19

Gamma

Question 20

CDV 715 - wam up __ minutes

Answer 20

2

Question 21

The CD V-138 measures relatively ____ levels of exposure and has a maximum scale reading of 200 milliroentgens

Answer 21

Low

Question 22

CD V-742 has a range of up to 200 R or 200,000 milliroentgens and is intended for measuring ____ levels of exposure

Answer 22

High