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CardioPulmonary > Oxygen Test 1 > Flashcards

Oxygen Test 1 Flashcards

1
Q

Color of tank holding Air

A

yellow

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2
Q

Color of a tank holding Helium

A

Brown

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3
Q

Color of a tank holding Nitric Oxide

A

Teal & Black

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4
Q

What is the only flammable gas we typically use

A

Carbon Monoxide

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5
Q

Oversees manufacturing and standards of certain safety systems

A

Compressed Gas Association

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6
Q

Who creates the purity standards for gasses?

A

FDA

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7
Q

Who sets up the Industry Standards?

A

National Fire Protection Agency

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8
Q

What is the constant psi exerted by one atmosphere?

A

Called “psia” instead of psi and is equal to 14.7 psi

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9
Q

Aluminum tanks are what color?

A

green and silver

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10
Q

Color of steel tanks

A

Solid green

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11
Q

What symbol will be found on a tank containing air?

A

AIR

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12
Q

” + “ marking on a gas tank

A

means it is approved to be filled 10% greater than its service pressure

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13
Q

What symbol is found on a tank to let you know the testing is good for 10 years?

A

” * “

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14
Q

Aluminum/Steel tank life

A

Aluminum is 5 years, Steel tanks are 10 years

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15
Q

During hydrostatic testing, how pressurized is the cylinder inside?

A

Filled to 5/3

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16
Q

Who creates the color code system for the tanks?

A

Compressed Gas Association

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17
Q

What 2 marks must be on the gas tanks?

A

Hydrostatic test date and Test’s mark

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18
Q

Color of oxygen here and the international color for O2

A

Yellow, internationally it is white

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19
Q

Color of carbon dioxide gas tank

A

Gray

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20
Q

The HIGHEST temperature that a can remain as a liquid

A

Critical Temperature

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21
Q

What two gases are liquid at room temperature?

A

CO2 and Nitrous Oxide

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22
Q

How do Bourdons read the pressure?

A

Pressure is read by a hollow tube which straightens out accordingly

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23
Q

If occluded, what will happen to the bourdon?

A

Stays the same or typically will increase

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24
Q

Flow meter preferred for most pt situations

A

Thorpe

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25
Q

Device that measures both pressure and flow rate

A

Regulator

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26
Q

psi requirements to use flow restrictor

A

requires a fixed 50psi source

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27
Q

What is significant about using blenders?

A

Necessary when delivering a precise FiO2 %

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28
Q

What type of blender is required to power a ventilator or or anything >15 lpm

A

High-Flow Blender, can handle up to 75lpm

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29
Q

Argon %

A

0.93%

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30
Q

CO2 % in air

A

0.03%

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31
Q

Nitrogen symbol

A

N2

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32
Q

Highest temp for Oxygen to still be a liquid

A

-118 C **Critical temperature

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33
Q

What is term for the process of turning liquid oxygen to a gas

A

Fractional distillation

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34
Q

Purpose of zoning valves

A

to shut off large areas during emergencies/maintenance

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35
Q

Where are zone valves found?

A

on each floor, each wing, each surgery room and usually each ER room

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36
Q

Adjustable reducing valves typically deliver psi in what range?

A

0-100psi

37
Q

D factor

A

0.16

38
Q

G factor

A

2.41

39
Q

E factor

A

0.28

40
Q

Steps to fix a leak

A
  1. tighten T-screw
  2. Change O ring
  3. Get another regulator
41
Q

DISS connections are used where psi is what?

A

Less than 200 psi

42
Q

Gas concentration of nitrogen in air

A

78%

43
Q

Combustion gasses

A

Oxygen
Nitrous oxide
Nitric oxide
Air

44
Q

Non-flammable gasses

A

Nitrogen
Carbon dioxide
Helium

45
Q

FIO2 of room and compressed air

A

21%

46
Q

3A

A

Seamless, low-carbon, non-heat treated steel

47
Q

3AA

A

Seamless, high-quality, heat-treated, high-strength steel

48
Q

What is measured in hydrostatic testing

A

Water displacement

49
Q

Nitrous oxide container color

A

Light blue

50
Q

Structures on cylinder valve

A

Cylinder valve and gas outlet pressure relief valve

51
Q

Purpose of pressure relief valves

A

Prevent explosion (keep working pressure)

52
Q

ASSS differentiation of connections for large cylinders

A

Internal/external threads
Right/left handed threads
Nipple design

53
Q

PISS sizes and purpose

A

AA-E
Prevents use of wrong air
Exact placement of two pins into holes

54
Q

Pin placements for oxygen and air

A

O2: 1 & 5
AIR: 2 & 5

55
Q

Duration flow calculation

A

Cylinder pressure x cylinder factor / flow rate of gas

56
Q

Cylinder factor H-K

A

3.14

57
Q

Advantages of liquid oxygen

A

Storage (requires less space)

Shipping in bulk costs less

58
Q

Components of storage container for liquified oxygen

A

Inner/outer steel shells separated by a vacuum
Safety system vents O2 if warming occurs
Vaporizer system for O2 (l) -> O2 (g)
Pressure control valve (50 psi)

59
Q

DISS

A

Threaded connections: R = normal gas L = combustion gasses

Quick connects: connected wall station outlets

60
Q

Pressure reducing valve function

A

Decreases cylinder pressure to set value (usually 50 psi & preset)

61
Q

Regulator

A

Reducing valve and flowmeter in one device

62
Q

Flowmeter

A

Controls and indicates gas flow delivered to pt

63
Q

Single stage pressure reducing system

A

Lowers equipment to working pressure in one step

64
Q

Multiple stage pressure reducing system

A

More than one step to achieve working pressure

65
Q

Preset valves

A

Delivers specific outlet pressure (usually 50 psi)

66
Q

Adjustable valves

A

Can deliver a range of pressures

67
Q

Thorpe tube flow meter

A

Hollow tapered tube with ball inside

Gravity reliant

68
Q

Thorpe compensated tube

A

Placed after flow
Float measures actual flow of oxygen to patient
If back pressure reduces flow, float reflects

69
Q

Purity of medical grade oxygen

A

99%

70
Q

Max filling pressure

A

2200

71
Q

Reserve supply of oxygen

A

Backup

72
Q

Direct acting valves prevent

A

Gas leakage

73
Q

Bourdon gauge

A

Measures pressure but reads flow

Not effected by gravity

74
Q

Flow restrictor

A

Preset flow

Requires fixed pressure

75
Q

Testing compensation

A

Read labels
occlude flow
Ball jumps when plugged in

76
Q

How to correctly read thorpe

A

Center of ball

77
Q

Calculation of blender FiO2

A

(Air flow x 21) + (O2 flow x 100) / AF + OF

78
Q

Psig

A

Pounds per square inch gauge

79
Q

Direct acting cylinder valve

A

Prevent gas leakage

80
Q

Frangible/rupture disks

A

Pressure release

Buckle under excessive pressure in small cylinders

81
Q

Fusible plug

A

Pressure release
Small cylinders
Melt at 208-220 degrees F

82
Q

Spring loaded device

A

Pressure release
Release excess pressure and reseal
Larger cylinders

83
Q

Three safety systems

A

PISS, DISS, ASSS

84
Q

Which safety system is used on low pressures of less than 200 psi?

A

DISS

85
Q

What safety system is found on larger cylinders?

A

ASSS

86
Q

Purpose of pressure relief valve on cylinder valve system

A

Prevent cylinder rupture

87
Q

Where is the quick connect used

A

Hospitals (in wall)

88
Q

Describe bulk oxygen system in hospital

A

Transportation

Supply hospital w O2

CardioPulmonary (24 decks)

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