BW History Flashcards

(35 cards)

1
Q

Why are biological weapons unique?

A

made up of pathogenic organisms that reproduce and cause infection in a large number of hosts; inexpensive; dual use; depend on dissemination and dispersion; can be destroyed by external forces

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2
Q

What is a biological agent?

A

Microorganisms and toxins that could be used for manufacturing
biological weapons

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3
Q

What are biological formulations?

A

Compositions that include pathogenic biological agents or toxins and
other components to increase the effectiveness of biological weapons

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4
Q

What are biological weapons?

A

Weapons that are based on pathogenic microorganisms or toxic
substances of biological origin, formulated in such a way that they are
capable of disabling or/and killing people and livestock, as well as
munitions and delivery systems for deployment

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5
Q

Examples of biological agents?

A

bacteria, virus, toxin

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6
Q

What are pathogens?

A

microorganism that causes a disease in a host; can be a virus, bacteria, fungi and can infect humans or plants; produce toxins

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7
Q

Types of toxins

A

exotoxis - released from pathogen; endotoxins - remain inside until the pathogen dies and disintegrates

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8
Q

What is virulence?

A

the ability of a pathogen to cause disease and depends on the invasiveness and toxigencitiy of an organism

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9
Q

Levels of invasiveness

A

ability to grow well within the body and build up, widespread generalized infection; unable to grow but can still be virulent if it produces toxin

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10
Q

How to measure virulence?

A

cell culture, animals, humans; ID and LD50

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11
Q

Clinical phases of infection

A

infection, incubation, prodromal period, acute period, decline period, convalescent period

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12
Q

What is the incubation period?

A

the time between infection and the

appearance of disease symptoms

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13
Q

What is the prodromal period?

A

a short period following incubation in

which first symptoms appear

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14
Q

what is the acute period?

A

the period when the disease is at its height

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15
Q

Choices to examine when making weapons?

A

BWef = F {A, D, F, M, MT} - choice of agent, deployment method, formulation, manufacturing process, meterological & terrain

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16
Q

What to consider in choosing an agent?

A

Bacteria, virus, toxin; contagious; incapacitating or letal; mortality dose

17
Q

Choices to examine with attack efficiency?

A

Aef = f{Do, Co, St, TS} - concentration, dose, stability, target susceptibility

18
Q

What to examine when considering Co = concentration

A

processing, liquid slurry/power, size of material, number of organisms, biological decay

19
Q

Things to consider with TS

A

naive population, type/location of target, vaccines, personal protective equipment

20
Q

Methods of deployment of BW

A

infected vectors, contamination of food/water, various articles, aerosols, explosive dissemination, infect crops

21
Q

Factors affecting efficacy

A

concentration, contact time, pH, temp, light, presence of other materials = external

22
Q

Size of aersol particle to get stuck in the eye

A

18-20 microns

23
Q

Size of aersol particle to get stuck in the pharynx

A

15-18 microns

24
Q

Size of aersol particle to get stuck in the trachea

25
Size of aersol particle to get stuck in the bronchiiole
4-6
26
Size of aersol particle to get stuck in the alveolus
1-3 microns
27
Differences between biological and chemical weapons
more toxic and higher contagion potential; bio unstable; sual use nature and clandestine activities; limited treatment w/ anitbiotics/virals/vaccines; bioweapons are strategic
28
Issues with the Geneva Protocol
prohibits use of chem/bio weapons but not research and development; can't verify or enforce compliance; countries refuse to sign
29
Unit 731
Japan, during WWII and practices biowarfare against china; human test subjects, posioned Soviet water sources, dropped bags with plague infested fleas in China
30
Iraqi program 1980s
Accelerated in 1990s; 1991 - weaponized anthrax, botulinum toxin,flatoxin and had bombs and missiles armed with the toxins
31
Soviet Union Biowarefare History
largest biological weapons program in the world at the Leningrad Military Academy and Solovetsky Island; suspected of using tularemia and thypus, Q fever; capable of deploying weapons in 1956; 1980 - massive expansion of offensive program
32
What is Biopreparat
created in 1973, Rusians agency for bioweapons
33
What was Sverdlovsk
outbreak of anthrax in 1979 killing 70 and only allowed us to visit in 1992
34
End of Soviet BW program?
1990 - Biopreparat capacity destroyed; 1992 - Yeltsin banned offensive bioweapons and cut funding
35
Agents likely to be used by Soviets
Smallpox, Plague, Anthrax, Botulism, VEE, Tularemia, Q Fever, Malburg, Flu, Melioidosis, Typhus