FUN 1 EO: 1.29 & 1.30

1 / 10

Which part of the body is affected by Central Nervous System (CNS) Syndrome after acute exposure to radiation?

Gastrointestinal Tract

Central Nervous System

Peripheral Nervous System

Blood Forming Tissue

2 / 10

Which of the following symptoms is associated with Gastrointestinal Syndrome from exposure to radiation?

Decreased ability to fight infection

Hair loss and changes in skin color

Tremors, ataxia, and lethargy

Dehydration from diarrhea and low nutrient absorption

3 / 10

What is the minimum dose required for the onset of Acute Radiation Syndrome (ARS)?

Greater than 1 Gray or 100 rads

Greater than 2 Gray or 200 rads

Greater than 0.3 Gray or 30 rads

Greater than 0.7 Gray or 70 rads

4 / 10

What is the main purpose of the regulations in 10 CFR 20, "Standards for Protection Against Radiation"?

To promote the use of nuclear energy without restrictions

To control the receipt, possession, use, transfer, and disposal of licensed material

To increase the production of nuclear power in the country

To ban the use of licensed radioactive materials

5 / 10

What are the effects of Hematopoietic Syndrome after acute exposure to radiation?

Chromosomal changes, hair loss, skin damage

Convulsions, tremors, ataxia, lethargy

Dehydration, diarrhea, low nutrient absorption

Decreased white blood cells, lowered platelet count, nausea and vomiting

6 / 10

What syndrome affects the GI tract and occurs at 1000 – 5000 rad?

Epileptic Syndrome

Central Nervous System Syndrome

Hematopoietic Syndrome

Gastrointestinal Syndrome

7 / 10

Which of the following best describes LD-50/30?

30% of the population expected to die in a 50-day period 300-400 rad

50% of the population expected to die in a 30-day period without medical care 400-500 rad

30% of the population expected to die with medical care 400-500 rad

50% of the population expected to live with medical care 200-300 rad

8 / 10

Which syndrome occurs between 200-1000 rad and affects blood-forming tissues?

Central Nervous System Syndrome

Hematopoietic Syndrome

Chromosomal Aberration Syndrome

Gastrointestinal Syndrome

9 / 10

Which describes the requirements for LD50/60?

60% of the population expected to live with medical care 200-300 rad

50% of the population expected to die in a 60-day period without medical care 200-300 rad

50% of the population expected to live in a 30-day period with medical care 300-400 rad

60% of the population expected to die in a 50-day period 400-500 rad

10 / 10

What best describes the requirements for the occurrence of Acute Radiation Syndrome (ARS)?

Large dose, external, penetrating, whole body, delivered in short time

Moderate dose, external, non-penetrating, partial body, delivered in short time

Large dose, internal, penetrating, partial body, delivered over time

Small dose, internal, non-penetrating, localized, delivered over time

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