Egan's Ch 37-Gases

Front 1

_______ are used to store and ship compressed or liquid medical gases.

Back 1

gas cylinders

Front 2

The design, manufacture, transport, & use of these cylinders by this federal agency.

Back 2

Dep. of Trans.(DOT)

Front 3

Most gas cylinders are made from __________.

Back 3

Seamless steel

Front 4

Small gas cylinders may also be made of _______.

Back 4

Aluminum

Front 5

Medical gas cylingers are marked with metal stamping on the _____.

Back 5

Shoulder

Front 6

The stamping indicates the size, normal filling ______, serial number, ownership, & method of manufacture.

Back 6

pressure

Front 7

The results of pressure testing as well as interval of testing are stamped ____.

Back 7

to the right of the other cylinder information.

Front 8

The color code for Oxygen is __.

Back 8

Green

Front 9

The color code for Carbon dioxide is ___.

Back 9

Gray

Front 10

The color code for Nitrous oxide is ___.

Back 10

Blue

Front 11

The color code for Cylopropane(CTO) is ___.

Back 11

Orange

Front 12

The color code for Helium is ___.

Back 12

Brown

Front 13

The color code for Ethylene (ETO) is ___.

Back 13

Red

Front 14

The color code for Carbon dioxide is ___.

Back 14

grey/green

Front 15

The color for heliox is ___.

Back 15

brown/green

Front 16

The color for Nitrogen is ____.

Back 16

black

Front 17

The color for air is ____.

Back 17

Yellow

Front 18

The color for Nitrogen-oxygen is ___.

Back 18

black/yellow

Front 19

The color for Nitric oxide is ___.

Back 19

aqua

Front 20

Vaccume systems historically are identified with this color.

Back 20

White

Front 21

The three most commonly used gases are:

Back 21

O2, AIR & Heliox

Front 22

Cylinders range in size from H/K,G,E,D,B,A,DD,BB and AA(largest to smallest respectively). The most commonly used sizes by RT's are _________.

Back 22

H/K or E

Front 23

For safety sake, all cylinders have _______.

Back 23

high pressure relief valves

Front 24

The relief valves are designed to vent to the atmosphere if _____; this prevents tank pressure from becoming too high.

Back 24

the tank is heated

Front 25

For gas-filled cylinders, (mathmatically)the volume of gas in the cylinder is ________.

Back 25

directly proportional to its pressure.

Front 26

For liquid-filled cylinders, the gas ____ in a cylinder determines fill level.

Back 26

pressure

Front 27

when estimating the duration of gs flow, we use factors based on cylinder size. The cylinder factor for H/K is 3.14 & the factor for E is ___.

Back 27

.28

Front 28

When refering to the Gas flow in L/m, we are really talking about the patient's_____.

Back 28

O2 setting

Front 29

When reffering to the cylinder pressure at the start of therapy(psig), you would look at ____.

Back 29

the pressure gauge

Front 30

Complete this formula for calculating the durration of flow: DURRATION OF FLOW=______.

Back 30

(psig*factor)/flow (L/m)

Front 31

A full tank is at _____psig.

Back 31

2200

Front 32

When estimating durration of flow, you must always _____.

Back 32

overestimate

Front 33

Since the content of cylinders is reported in cubic feet and flow is reported in _____, a cylinder factor is used to convert the contents to liters.

Back 33

L/m

Front 34

Now, liquid containers, thow rarely used, have a different computation for durration of flow.
first you must compute the ammount of gas which is the LIQUID O2 in lbs * ________lb/L.

Back 34

860/2.5

Front 35

The second step in calculating the durration of flow for liquid containers is DURRATION=___.

Back 35

ammount of gas in the container (lt)/flow(sq ft)

Front 36

Store cylinders in racks or _____.

Back 36

chain them to the wall

Front 37

Do not store ________ in the vicinity of cylinders.

Back 37

combustable material

Front 38

Store cylinders away from ______.

Back 38

sources of heat

Front 39

Store flammable gases ________ gasses that support combustion.

Back 39

separately from

Front 40

Keep this in place if a cylinder is not in use.

Back 40

cylinder cap

Front 41

Post this near storage units.

Back 41

no smoking signs

Front 42

Where do we stor liquid O2 containers?

Back 42

In a cool, well ventilated area.

Front 43

Bedside cylinders should be ____.

Back 43

secured

Front 44

Do not use flammable materials (e.g. oil) on _____.

Back 44

regulators

Front 45

Open the cylinder valve slightly to remove ____ before attaching regulator.

Back 45

dust or debri

Front 46

Post a "no smoking" sign when __ is in use.

Back 46

O2

Front 47

_____ is used to meet the large O2 needs of health care facilities.

Back 47

Bulk Oxygen

Front 48

Bulk systems hold at least ______ cubic feet of gas.

Back 48

20,000

Front 49

Bulk O2 may be stored in _____ or _____ form.

Back 49

liquid or gas

Front 50

A Bulk system is safer and less expensive over time compared to a ____ system.

Back 50

Bank

Front 51

The primary funtion of the distribution and regulation system is to deliver O2/AIR to the bedside at a ________.

Back 51

useable pressure.

Front 52

A central piping system is used to deliver compressed gas to ____.

Back 52

all areas throught the hospital

Front 53

_______ are located throughout the system in order to shut down areas if there is a fire.

Back 53

Zone valves

Front 54

In a central distribution system, the standard psig is___.

Back 54

50

Front 55

For our large cylinders and their attachments(H,K&G) we have a safety indexed connector system called the _____.

Back 55

American Standard Safty System(ASSS)

Front 56

For low-pressure gas connectors (walls) we have a safety indexed connector system called the ___.

Back 56

Diameter-Index Safety System (DISS)

Front 57

For small cylinders and their attachments we have a safety indexed connector system called the __.

Back 57

Pin-Index Safety System (PISS)

Front 58

The DISS is color coded; ___ for O2 & ___ for AIR.

Back 58

green & yellow

Front 59

a ____ must be used to reduce gass pressure to a usable level.

Back 59

reducing valve

Front 60

A ___ is used to control flow to a patient.

Back 60

flowmeter

Front 61

A ___ controls both pressure & flow.

Back 61

regulator

Front 62

It is essential to have a certain ___ in order for our machines to work properly.

Back 62

pressure

Front 63

Standard flowmeters measure in ___.

Back 63

L/m

Front 64

Standard flow ranges from ____ L/m.

Back 64

5-15

Front 65

There are three catagories of flowmeters used; flow restrictors, bourdon gauges & Thorpe tubes. The two most commonly used are ____.

Back 65

Bourdon gauges & Thorpe tubes

Front 66

A Bourdon gauge is used with__.

Back 66

E tanks

Front 67

A Thorpe tube is used with ___.

Back 67

walls and big tanks

Front 68

The simplest and least expensive flowmeter device is a ___.

Back 68

flow restrictor

Front 69

A flow restrictor consists of a ____ calibrated to deliver a specific flow at a constant pressure.

Back 69

fixed orifice

Front 70

A Bourdon gauge is always used in combination with an ____.

Back 70

adjustable pressure-reducing valve.

Front 71

A Bourdon gauge uses a fixed orifice but operates under _____ as adjusted with the pressure-reducing valve.

Back 71

variable pressure

Front 72

A disadvantage of the Bourdon gauge is that it is not accurate when ___.

Back 72

pressure distal to the orifice changes

Front 73

An advantage of the Bourdon gauge is that it is not affected by ___.

Back 73

gravity

Front 74

A Thorpe tube is most common in ___.

Back 74

hospitals

Front 75

The Thorpe tube functions as a flow variable-orifice, _____ pressure flowmeter device.

Back 75

constant

Front 76

This device measures true flow.

Back 76

Thorpe tube

Front 77

A Thorpe tube is always attached to a _____ psig source.

Back 77

50

Front 78

The pressure compensated version of the Thorpe tube is the preferred instrument _______.

Back 78

in most clinical settings

Front 79

A disadvantage to the Thorpe tube is that it does not function if this happens.

Back 79

turned on its side

Front 80

A advantate to the Thorpe tube is that it is affected by ______.

Back 80

a change in pressure distal to the orifice

Front 81

The general goal of Oxygen therapy is to correct doccumented or suspected _____.

Back 81

acute hypoxemia

Front 82

With Oxygen therapy we can decrease the symptoms associated with _____.

Back 82

chronic hypoxemia

Front 83

With oxygen therapy we can decrease the workload hypoxemia imposes on the _____.

Back 83

cardiopulmonary system

Front 84

Another word is for acute is ___.

Back 84

sudden

Front 85

Hypoxia is the condition of low O2 in ____.

Back 85

tissue

Front 86

Hypoxemia is the condition of low O2 in ____.

Back 86

Blood

Front 87

The most common form of Hypoxemia is _____.

Back 87

COPD

Front 88

What does COPD stand for?

Back 88

Chronic Obstructive Pulmonary Disorder

Front 89

_______ carries venous blood to the lungs.

Back 89

pulmonary artery

Front 90

_______ carries arterial blood.

Back 90

pulmonary vein

Front 91

If the right side pulmonary artery does not get much blood then, the heart has to work harder, eventually resulting in _____.

Back 91

right ventricular hypertrophy

Front 92

right ventricular hypertrophy can eventually result in ____.

Back 92

cor Pulmonale

Front 93

Define cor Pulmonale.

Back 93

right heart death

Front 94

Need assesment of O2 therapy consists of three areas; specific clinical problem, clinical findings at bedside and ____.

Back 94

laboratory documentation

Front 95

When assessing O2 needs, what kind of laboratory documentation do you need?

Back 95

PaO2, SaO2 and SpO2