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RRP1 31 > Tables (FINALS) > Flashcards

Tables (FINALS) Flashcards

1
Q

NCRPM stand for

A

National Council on Radiation Protection and Measurements

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2
Q

Dose Limits Recommended by the National Council on Radiation Protection and Measurements: Enumerate

A
  1. Occupational exposures
  2. Public exposures (annual)
  3. Educational and training exposures (annual)
  4. Embryo-fetus exposures
  5. Negligible individual dose (annual)
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3
Q

Occupational exposures: Effective dose: Annual

A

50 mSv (5000 mrem)

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3
Q

Occupational exposures: Effective dose: Cumulative

A

10 mSv x age (1000 mrem x age)

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4
Q

Occupational exposures: Equivalent annual dose for tissues and organs: Lens of the eye

A

150 mSv (15 rem)

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4
Q

Public exposures (annual): Effective dose, frequent exposure:

A

1 mSv (100 mrem)

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5
Q

Occupational exposures: Equivalent annual dose for tissues and organs: Thyroid, skin, hands, and feet

A

500 mSv (50 rem)

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6
Q

Public exposures (annual): Equivalent dose for tissues and organs: Lens of eye

A

15 mSv (1500 mrem)

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7
Q

Public exposures (annual): Equivalent dose for tissues and organs: Skin, hands, and feet

A

50 mSv (5000 mrem)

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7
Q

Educational and training exposures (annual): Effective dose

A

1 mSv (100 mrem)

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8
Q

Educational and training exposures (annual): Equivalent dose for tissues and organs: Lens of eye

A

15 mSv (1500 mrem)

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8
Q

Educational and training exposures (annual): Equivalent dose for tissues and organs: Skin, hands, and feet

A

50 mSv (5000 mrem)

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8
Q

Negligible individual dose (annual)

A

0.01 mSv (10 mrem)

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9
Q

Embryo-fetus exposures: Total equivalent dose

A

5 mSv (500 mrem)

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9
Q

Embryo-fetus exposures: Equivalent dose in 1 month

A

0.5 mSv (50 mrem)

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10
Q

Weighting Factors for Various Types of Radiation and Tissues:

Type of energy range:
1. X- and gamma rays, electrons
2. Neutrons, energy <10 keV
3. 10 keV to 100 keV
4. >100 keV to 2 MeV
5. >2 MeV to 20 MeV
6. >20 MeV
7. Protons
8. Alpha particles

A

Radiation Weighting Factor (Wf)
1
5
10
20
10
5
2
20

11
Q

Weighting factors for various tissue:

Tissue
1.Gonad
2. Active bone marrow
3. Colon
4. Lung
5. Stomach
6. Bladder
7. Breast
8. Esophagus
9. Liver
10. Thyroid
11. Bone Surface
12. Skin

A

Tissue Weighting Factor (Wf)
0.20
0.12
0.12
0.12
0.12
0.05
0.05
0.05
0.05
0.05
0.01
0.01

RRP1 31 (7 decks)

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