General Test Flashcards

1
Q

Water usage per RV per day

A

100

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2
Q

Density of a public beach

A

50sqft per person

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3
Q

Mass gatherings need

A

1 toilet per 100 people

1 drinking fountain per 500 people

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4
Q

Infection control measures when applying tattoos

A

autoclave, hand washing, spore tests, universal precautions, biohazard containers

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5
Q

sterilization

A

the process of making something free from bacteria or other living microorganisms

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6
Q

disinifection

A

the process of cleaning something, especially with a chemical, in order to destroy bacteria

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7
Q

sanitization

A

to make clean and hygienic

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8
Q

lyme disease aka

A

Borellia Burgdorfer

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9
Q

types of ticks

A
american dog
rocky mountain wood
deer tick (Ixodes)
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10
Q

Spotted fever aka

A

Dermacenter variabilis

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11
Q

Dengue fever aka

A

moszuitoes Aedes aegypti

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12
Q

Breakbone fever

A

severe bone/joint pain

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13
Q

Symptoms of myiasis in children

A

a maggot in the nose (blow fly)

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14
Q

shistosomiasis sequence of development

A

egg, sporocist, moves to lungs, liver….worms, then migrates to veins, produce eggs in feces

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15
Q

Giardia is a

A

protozoa

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16
Q

Most common infectios agens in swimming pools are

A

E. coli
Cryptosporidium
Shigella

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17
Q

Which is the slowest acting pool filter

A

cartridge

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18
Q

The maximum temperature for a hot tub is

A

104 deg F

19
Q

sewage treatment sequence

A

Coagulation>flocculation>sedimentation>filtration>chlorination

20
Q

How much soil should be used to cover a landfill on a diaily basis?

A

6 in

21
Q

Hazardous wastes include

A

chemical, biological, flammable, ignitable, explosive, corrosive, reactive (oxidizing), toxic, infectious, radioactive

22
Q

denisity of vapor for Hazwoper is in what units

A

g/ppm

23
Q

The Ringleman chart is used to determine

A

opacity of smoke

24
Q

A Psychrometer measures

A

temperature/humidity

25
Q

The minimum distance between prison beds is

A

4ft

26
Q

The allowable noise in dB in prisons is

A

70 dBA during the day and 45 dBA at night

27
Q

What is crowding?

A

<40sqft/person

28
Q

silicosis is caused by

A

rock dust

29
Q

what is the slope of a wheelchair ramp

A

1:12 maximum

30
Q

stream pollution zones from source to downstream

A

zone of degradation > Zone of decomposition > Zone of recovery

31
Q

what are indcators of polluted water

A

high dissolved oxygen (BOD demand)

32
Q

coliforms are indicators of

A

fecal contamination pollution

33
Q

what is the time of septic tank retention

A

1-3 days

34
Q

what temperature and duration should hospital laundry be dried at?

A

160-167 for 25 minutes

35
Q

RCRA

A

Hazardous Waste (cradle to grave)

36
Q

CERCLA

A

superfund

37
Q

Positive pressure air flow

A

non infectious

room > hallway

38
Q

negative pressure air flow

A

infectious

hallway > room

39
Q

what is a characteristic of ionizing radiation

A

no proton

40
Q

what medium can be used to stop alpha particles?

A

paper

41
Q

what medium can be used to stop beta particles

A

aluminum foil

42
Q

total time for handwashing

A

20s

43
Q

temp for holding eggs

A

45 degrees F