Protection Unit 1 WS 2

Question 1

Somatic damage

Answer 1

Damage done to persons exposed

Question 2

Genetic damage

Answer 2

Damage to generations yet unborn

Question 3

2 examples of short-term somatic damage

Answer 3

blood changes

nausea, diarrhea

Question 4

2 examples of long-term somatic damage

Answer 4

cancer

embryonic damage

Question 5

How do you convert a traditional unit to an SI

Answer 5

traditional / 100

Question 6

1 mrem = ____rem

Answer 6

.001

Question 7

First American radiation related death

Answer 7

Clarence Daily

Question 8

What was first “unit” used to measure exposure

Answer 8

roentgen

Question 9

10 rad = ___ Gray

Answer 9

.01

Question 10

1000 SV= ___rem

Answer 10

10000

Question 11

1 cGy= Gy

Answer 11

.01

Question 12

Roentgen only measures what 2 radiations

Answer 12

Xray

Gamma ray

Question 13

Output of a tube would be measured in what unit

Answer 13

Roentgen

Question 14

What does the acronym “rad” stand for

Answer 14

radiation absorbed dose

Question 15

What does the acronym “rem” stand for

Answer 15

Radiation equivalent man

Question 16

What does LET stand for?

Answer 16

Linear energy transfer

Question 17

The higher the LET the _____ the amt of energy that is transfered

Answer 17

greater

Question 18

The higher the LET the ____ amt of damage possible

Answer 18

greater

Question 19

Define biological effect

Answer 19

effects of radiation on/in a person’s body

Question 20

Formula for biologic effect

Answer 20

rem=quality factor x absorbed dose

Question 21

1 R=___ rad

Answer 21

1

Question 22

1 rad= ____ rem

Answer 22

1

Question 23

1 rad=___erg/g

Answer 23

100

Question 24

If your exposed to 15 R of xray what is your absorbed dose and dose equivalent?

Answer 24

15 rem, 15 rad

Question 25

3 potential effects from radiation exposure and include amt of dose required to cause that effect.

Answer 25

25 rem blood changes 200 rem erythema 250 rem temporary steriity

Question 26

Exposure symbol Exposure SI unit Exposure Traditional Unit

Answer 26

X 2.58x10 -4 coulombs/kg Roentgen (R)

Question 27

Exposure/Intensity Definition

Answer 27

Measures ionization in air or electrical charge

Question 28

What is exposure or intensity used by

Answer 28

physicists use in an ionization chamber

Question 29

Absorbed dose symbol SI Unit Traditional unit

Answer 29

D Gray (Gy) rad

Question 30

Absorbed dose definition

Answer 30

amount of energy absorbed

Question 31

1 rad=____ergs/gram

Answer 31

100

Question 32

Equivelent dose symbol SI Unit Traditional Unit

Answer 32

EqD Seivert, Sv rem

Question 33

Equivelent dose

Answer 33

Uses a radation weighting factor to tel lthe difference from equal doses of different types of radiation

Question 34

Effective dose symbol SI Unit Traditional unit

Answer 34

EfD Seivert rem

Question 35

EfD Definition

Answer 35

tissue weighting factor to tell the difference in harm to different body parts based on their sensitivity