Section 2 ( Rad Unit Measurement)

Question 1

What types of Measurements are used for radiation in the AIR?

Answer 1

• Exposure

- Air Kerma

Question 2

What type of Measurements are used for radiation in TISSUE?

Answer 2

• Equivalent Dose
• Absorbed Dose
• Effective Dose

Question 3

Equivalent Dose

Answer 3

(EFFECTS of radiation tissue) Long Term Effects

Question 4

Absorbed Dose

Answer 4

(RADAITION in the tissue) Short Term Effects

Question 5

Effective Dose

Answer 5

(HARM DONE based on radiation & tissue type).

Question 6

Absorbed Threshold of SPERM

Answer 6

100 mGy

Question 7

Absorbed Threshold of SKIN

Answer 7

2,000 mGy

Question 8

Absorbed Threshold of HAIR

Answer 8

3,00 mGy

Question 9

Areas of LOW absorption are?

Answer 9

Dark area (Air/fat)

Question 10

Aras of HIGH absorption are?

Answer 10

Light area (Bone)

Question 11

Ionization

Answer 11

Energy knocks out electrons from atoms/molecules.

Question 12

Gray is measuring unit for?

Answer 12

Air Kerma

Question 13

Couloumbs/Kilogram is measuring unit for?

Answer 13

Exposure

Question 14

Sievert is the mesuring unit for?

Answer 14

Effective Dose

Question 15

Define (LET)?

Answer 15

Rate at which radiation deposits in matter.

Question 16

Define (EqD)?

Answer 16

Used to compare biological damage from different radiation types & various tissues.

Question 17

Effective Dose is also commonly known as?

Answer 17

Whole Body Dose