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b3 > other > Flashcards

other Flashcards

1
Q

T/F DNBI takes more soldiers out of the fight than the enemy

A

T

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2
Q

DNBI

A

disease and non battle injuries

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3
Q

epidemiology

A

study of disease occurences

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4
Q

3 links by which disease transmitted

A

reservoir (source)
vehicle (mode of trans via direct or indirect)
Host (susceptible person, becomes host later)

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5
Q

Anthopophilic

A

transmitted from person to person

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6
Q

Zoonotic

A

transmited from animal to person

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7
Q

reverse zoonotic

A

trans from person to animal

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8
Q

geophilic

A

trans from soil or non living to person

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9
Q

Vector

A

carrier that is usually arthropodor rodent (can be human) that transmits causative organisms of disease from infected to non infected individuals

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10
Q

mortality rate

A

number of peopl who die from a disease in a specific population

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11
Q

case fatality rate

A

number people sick w/ a specific disease that die

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12
Q

endemic

A

constant in 1 area

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13
Q

epidemic

A

occurence in a community or region of an outbreak, clearly in excess of expectations

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14
Q

The time during which an infectious agent may be transferred directly or indirectly from anthropophilic or zoonotic

A

Communicable period

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15
Q

A person or animal that harbors and actively transmits a disease. Has an active infection, but may not show signs and symptoms. (typhoid mary)

A

What is a carrier?

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16
Q

What is the carrier for the plague?

A

Flea (feces- internal vector borne)

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17
Q

What is a fomite?

A

An inanimate object which can transmit disease

18
Q

What is a reservoir?

A

The source of the disease, on which the infectious agent lives and depends on, and reproduces itself in a manner that is can be transmitted. (anthropophilic, zoonotic, geophilic)

19
Q

Vehicle?

A

Mode of disease transmission, either through direct or indirect

20
Q

What is direct transmission?

A

Contact, aerosol drops (sneezing/coughing), body fluids

21
Q

What is the number one cause of respiratory infection?

A

Aerosol drops

22
Q

What is indirect transmission?

A

Vehicle, fomite or vector borne

either external or internal

23
Q

The filth fly transmits indirectly using what methods?

A

External (by landing) and Internal (by regurgitation)

24
Q

Scabies burrowing in skin and defecating is an example of which type of Indirect transmission?

A

Internal harborage (Infective agent is not altered)

25
Q

Anopheles mosquito vectoring malaria is an example of which type of indirect transmission?

A

Internal biological (infective agent is altered by to vector to transmit to humans)

26
Q

A vector transmitting from one person to another is what type of infection?

A

Horizontal

27
Q

A mother transmitting to her unborn child is what type of infection?

A

Lateral

28
Q

What is a host?

A

Someone who does not possess the resistance needed to fend off a disease.

29
Q

What is a way to prevent many diseases?

A

Personal Hygiene combined with personal protective measures

30
Q

What is Isolation?

A

Separation of infected person during the period of communicability

31
Q

What is Quarantine?

A

Restriction of activity of well person or animals who have been exposed to a communicable disease during the communicable period

32
Q

What are methods of environmental sanitation?

A

Safeguard food and water
Proper waste disposal
Control insects and animals

33
Q

What is contamination?

A

Presence of infectious agent on different surfaces

34
Q

What is cleaning?

A

Removal of infectious agent by washing with hot soap and water

35
Q

What is disinfection?

A

Killing the infectious agent with bleach or chlorine

36
Q

What PPM of bleach to disinfect drinking water?

A

2-3 ppm

37
Q

What PPM of bleach to disinfect surfaces?

A

10ppm

38
Q

What will immunizations reduce?

A

Host susceptibility

39
Q

What is chemoprophylaxis?

A

Administration of drugs to prevent and eliminate transmission

40
Q

How is typhoid transmitted?

A 
Contaminated water/food
Shellfish
Raw fruits and vegetables grown in infected soil
Dairy products
Flies
41
Q

chain of infection

A

resevoir to vehicle to host

42
Q

typhoid resevoir

A

man
rarely domestic
animals

b3 (8 decks)

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