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HDS > Chemical Materials and Hazards > Flashcards

Chemical Materials and Hazards Flashcards

1
Q

Through which route of entry with symptoms of a chemical agent be displayed earliest?

A

Inhalation

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2
Q

What does vapor density determine for chem agents?

A

Whether the agent is lighter than air

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3
Q

What term describes how long a chemical agent will remain in an area

A

Persistency

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4
Q

What term describes the rate at which the body counteracts a chemical agent

A

Detoxification

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5
Q

What factor does weather play in the release of a chemical agent?

A

The persistency of the agent

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6
Q

When would be the optimum time for a terrorist to release a chem agent?

A

In the morning

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7
Q

What factor is important in determining the hazard of repeated exposures?

A

Rate of detoxification

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8
Q

What temperature gradient would be best for a terrorist to release a chem agent?

A

Inversion

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9
Q

What are two examples of a nerve agent?

A

GB Sarin and VX

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10
Q

What are the symptoms of a nerve agent?

A

Runny nose, salivation, tightness in chest, dimness of vision, difficulty breathing, nausea, vomiting, convulsions, and death

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11
Q

What odor is associated with G-series nerve agents?

A

A fruity odor

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12
Q

What odor is associated with V-series nerve agents?

A

Sulfur

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13
Q

What decon hazard should you consider when dealing with a person exposed to a nerve agent?

A

Off gassing of vapors off clothing

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14
Q

How can you decon skin that has been exposed to a nerve agent?

A

.5% bleach solution

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15
Q

Which chemical agents does the body detoxify quickly with oxygen?

A

Blood Agents (AC, CK)

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16
Q

What chemical agent is lighter than air?

A

Hydrogen Cyanide (AC)

17
Q

What is the primary route of entry for Blood Agents?

A

Respiratory tract

18
Q

What symptoms are associated with choking agents?

A

Persistent coughing, choking, gagging, shortness of breath

19
Q

What is the smell associated with Phosgene (CG, a choking agent) ?

A

Newly mown hay (fresh cut grass)

20
Q

What is the smell associated with Chlorine (CL, a choking agent)?

A

Bleach

21
Q

What are two examples of a choking agent?

A

Phosgene (CG) and Chlorine (CL)

22
Q

What is an example of an Incapacitating Agent?

A

BZ

23
Q

What are incapacitating agents used for?

A

To cause physiological or mental effects that lead to TEMPORARY disability

24
Q

What are the symptoms of BZ?

A

Fast heartbeat, dizziness, stupor, random activity

25
Q

What are the first aid measures for BZ?

A

Medical management of the symptoms that appear

26
Q

What mode of chemical shipment is at particular risk of terrorist attack or theft?

A

Tank cars shipped by rail or over the road

27
Q

How do most military chemical munitions disseminate an agent?

A

Integral explosives burster

HDS (31 decks)

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