Egan's Ch 38-O2 Delivery Systems

Front 1

There are threee basic designs for O2 delivery systems. They are ; ___.

Back 1

low-flow, reservoir, and high flow

Front 2

Which o2 delivery system only delivers a portion of what a pt. needs with the patient making up the difference?

Back 2

Low-flow delivery system

Front 3

Which O2 delivery system delivers a variable performance?

Back 3

reservoir delivery system

Front 4

Which O2 delivery system delivers all and more of the patient's inspiration demand?

Back 4

high-flow delivery system

Front 5

The nasal cannula comes in four sizes (adult, ped, infant & preemie). This device is usually well tolerated. The Nasal cannula delivers an FIO2 of ______.

Back 5

24-44 FIO2

Front 6

Nasal cannulas are used with flow rates of _____.

Back 6

1-6L/m

Front 7

When using a nasal cannula, the FIO2 depends on ________.

Back 7

how much room air the patient inhales in addition to the O2, how fast the patient is breathing

Front 8

Hard and Fast rule: If you have a patient on greater than 4 L/m flow, then you should____.

Back 8

add humidity

Front 9

The nasal catheter is rarely used in modern health care facilities today. it has been replaced by the nasal cannula.It used flows of .25-8L/m.Nasal catheters deliver a FIO2 of _____.

Back 9

.22-.45FIO2

Front 10

A nasal catheter was inserted to just behind the ____ and then taped on the nose & forehead.

Back 10

uvula

Front 11

The trantracheal catheter is ____ placed in the trachea through the neck by a physician.

Back 11

surgically

Front 12

The transtracheal catheter is left in untill infected. It is left in permanently only if the patient has had a ______.

Back 12

trachyotomy

Front 13

Trantracheal catheters use _____ less O2 to achieve the same PaO2 by nasal cannula.

Back 13

40%-60%

Front 14

Transtracheal catheters are used with flow rates of _____L/m.

Back 14

.25-4L/m

Front 15

Infection complications are more common with the transtracheal catheter device because ____.

Back 15

an actual incision had to be made, exposing the patient to bacteria invasion.

Front 16

The reservoir cannula was designed to ______.

Back 16

conserve oxygen

Front 17

The reservoir cannula reduces oxygen use by as much as ____.

Back 17

50%-75%

Front 18

The reservoir cannula has a reservoir on either side of the nares or a pendant that is placed where the cinch would be. The reservoir itself has a ___ that holds the moisture and heat from expiration. The oxygen pools in the reservoir and is rebreathed.

Back 18

cotton wick

Front 19

The benefit of using a reservoir cannula is that a____ can be used for the good of the patient. You could also increase the flow rate if necessary without causing nose bleeds.

Back 19

lower flow rate

Front 20

Reservoir masks are the most commonly used reservoir systems. There are three types: ______.

Back 20

Simple, partial rebreathing,& non-rebreathing

Front 21

This mask is no longer in use.

Back 21

partial rebreathing mask

Front 22

The simple mast typically runs at ___ L/min and is used in recovery.

Back 22

6-10 L/m

Front 23

The SIMPLE rule for the SIMPLE mask is that flow must be ^5L/m in order to ______.

Back 23

flush out exhaled CO2

Front 24

The FIO2's for a simple mask is ___.

Back 24

.4-.6 percent

Front 25

A non-rebreathing mask runs at ____ L/m and is used on adults as well as the big gun in ER while decisions are being made as to what to do.

Back 25

10-15L/m

Front 26

The FIO2's for a non-rebreathing mask is ___.

Back 26

.55-.70 percent

Front 27

With a non-rebreathing mask, the flow has to be high enough that the resevoir air bag _______.

Back 27

stays inflated

Front 28

High flow systems use air entrainment or ____ systems.

Back 28

blending (venturi)

Front 29

High flow systems can ensure a ___ FIO2.

Back 29

fixed or constant

Front 30

The two most common high flow systems that are used on adults are;_____.

Back 30

Venturi mask and jet nebulizer(cool mist)

Front 31

What device would you select for an adult pt that is mildly hypoxic ( PAO2 of 60-80) if you desired a fixed FIO2 level?

Back 31

AEM, air-entrainment nebulizer or a blending system

Front 32

What device would you select for an adult pt that is mildly hypoxic(PAO2 of 60-80) if you desired a variable FIO2 level?

Back 32

nasal cannula, nasal catheter or tracheal catheter

Front 33

What device would you select for an adult pt that is moderately hypoxic(PAO2 of 35-60%) if you desired a fixed FIO2 level?

Back 33

air-entrainment nebulizer or a blending system

Front 34

What device would you select for an adult pt that is moderately hypoxic (PAO2 of 35-60%) if you desired a variable FIO2 level?

Back 34

a simple mask (and an air-entrainment nebulizer?)ask in class

Front 35

What device would you select for an adult pt that is severely hypoxic (PAO2 of ^60%) if you desired a fixed FIO2 level?

Back 35

a blending system

Front 36

What device would you select for an adult pt that is severely hypoxic (PAO2 of ^60%) if you desired a Variable FIO2 level?

Back 36

partial rebreather or a nonrebreather

Front 37

The ET tube goes in _____.

Back 37

the mouth

Front 38

The Trach tube goes in ___.

Back 38

the neck

Front 39

The #1 cause of hypoxemia is a ___.

Back 39

v/q miss match.

Front 40

In the term v/q, what does the v stand for?

Back 40

ventilation

Front 41

In the term v/q, what does the q stand for?

Back 41

perfusion(cardiac output)

Front 42

____ reduction(Boyle's law) is a physiological effect of Hyperbaric Oxygen therapy.

Back 42

Bubble

Front 43

___oxygenation of blood and tissue (Henry's law) is a physiological effect of Hyperbaric Oxygen Therapy.

Back 43

Hyperoxygenation