Chapter 4 - Adminstering Medical Gases- MOSBYS

Question 1

What is a flow meter?

Answer 1

Devices that control and indicate the flow of gas in a Tank.

Question 2

What is the most common flow meter used in respiratory care?

Answer 2

Thorpe tube flowmeters

Question 3

What are the two types of flow meters?

Answer 3

Pressure compensated or non pressure compensated.

Question 4

Transtracheal catherters

Answer 4

Catheters that allow for oxygen to be deilvered through the trachea.

Question 5

What is the alveolar equation?

Answer 5

PaP2= [(Pbar- PH20)- PaCo2]/0.8

Question 6

Describe the suppression of the ventilatory drive

Answer 6

When the Bicarbonate sensors in the brain change to dectect for oxygen, if you give a patient too much O2 they can forget to breathe.

Question 7

What is hypoxemia

Answer 7

Low levels of oxygen in the blood

Question 8

Describe absorption ateletasis

Answer 8

Loss of lung volume causes by the resorption of air within the alveoli. There is no nitrogen to hol the shape of the alveoli.

Question 9

What is the difference between respiration and ventilation

Answer 9

Respiratory is the gas excahnge that happens between the alveloli and the capillaries. Ventillation- air moving in and out of the body

Question 10

What does SpO2 mean

Answer 10

The saturation reading from the pulse oximeter.

Question 11

What numerical value should your O2 saturation be to no longer require oxygen

Answer 11

88% or higher

Question 12

What are the stat targets in COPD Patients.

Answer 12

87%- 92%

Question 13

What are low flow devices

Answer 13

Nasal cannulas, transcheal catheters, pulse delivery devices, resovoir, nasal cannula. I-15L Per minute.

Question 14

What are some examples of high flow devices.

Answer 14

Trachestomy collors or T pieces.

Question 15

What is carina

Answer 15

This is the middle part of lung where the bronchioles branch off.

Question 16

What is gastirc distention?

Answer 16

Air into the stomach triggers vomiting.

Question 17

When should the begining of O2 monitoring occur

Answer 17

At the initiation of therapy

Question 18

When should the beggining of O2 monitoring occur in COPD patients

Answer 18

Within two hours of diagnoses

Question 19

True or Flase ,within 12 hours of administering FiO2 levels of < 0.40 the paitent should still be moniter?

Answer 19

True.

Question 20

True or Flase ,within 8 hours of administering FiO2 levels of < 0.40 the paitent should no longer be monitored

Answer 20

False, they still need to be monitored.

Question 21

True or false, Nasal cannulas and catheters can be used on Neo nates?

Answer 21

False,

Question 22

What is the cause of Retnopathy of prematurity

Answer 22

Giving babies above 80 torr of of oxygen.

Question 23

Low flow FiO2 range

Answer 23

0.22 to 0.80

Question 24

High Flow FiO2 range

Answer 24

0.24- 0.1

Question 25

What is a low flow nasal cannula.

Answer 25

A clear tube that delivers low flow oxygen through the nares.

Question 26

At what flow on nasal cannulas should we add a humidifier

Answer 26

4L Per minute or when the patient asks.

Question 27

What is the FiO2 range for a nasal cannula

Answer 27

0.24-0.44 delivers oxygen 1-6 L per minute.

Question 28

What conditions afftec t the FiO2

Answer 28

Respiratory rate, tidal volume and oxygen flow rate.

Question 29

What is a TTO

Answer 29

Transtracheal oxygen catheters.

Question 30

Pulse demand oxygen delivery system

Answer 30

Patient takes a breathe and the oxygen pulses and flows into the tubes.

Question 31

What are 3 examples of Oxygen conserving devices?

Answer 31

Transtracheal oxygen catherers, Reservoir cannulas, Pulse demand oxygen delivery systems

Question 32

How much oxygen can the resovior mustache cannula hold?

Answer 32

20ml or cc

Question 33

How much oxygen can the resovoir pendant cannula?

Answer 33

can hold 40 ml of cc

Question 34

How much Liters of xygen can a Pulse Demand Oxygen Delivery System deliver.

Answer 34

1 to 5 L per minute.

Question 35

Simple Oxygen Mask

Answer 35

A low flow device that delivers FiO2 of 0.35 to 0.50 at flows of 5 to 10 L min. It also has a reservoir inside the mask.

Question 36

Partial Rebreathing Mask

Answer 36

Resrvoir bag but has no valves, Delivers FiO2 of 0.40 to 0.60 at flows of 6 to 8L/min. Bag must be one-third to one hald full during inspiration.

Question 37

What is a Nonrebreathing Mask.

Answer 37

Has two valves attached to the mask. Valves allow patient to pull oxygen from resovior during inspriation. FiO2 range is 0.60 to 0.80

Question 38

What is the other name for Venti Masks?

Answer 38

Air Entrapment Masks

Question 39

What is the primary use of air entrapment masks?

Answer 39

To provide oxygen therapy for COPD Paitents.

Question 40

What is the flow range for Air Entrapment or Venti Mask?

Answer 40

2 TO 10 L per minute

Question 41

What is an oxygen hood used for?

Answer 41

Used to deliver supplemental oxygen to infants, can be nosiy

Question 42

Incubators

Answer 42

Regualte the temperature, humidity and FiO2 of an infants environment.

Question 43

What is the FiO2 percentage when the port is open and when it is closed?

Answer 43

Open 0.40 or less Closed 0.40 or higher

Question 44

Hyperbaric oxygen therapy

Answer 44

exposes patients to pressure greater than atmospheric pressure while they breathe 100% oxygen. Can be done continuously or intermittently.

Question 45

Nitric oxide

Answer 45

Pulmonary vasodilator used to treat persistent pulmonary hypertension in New borns

Question 46

Heliox therapy

Answer 46

Helium is a lighter gas that attaches to oxygen . Makes it easier for oxygen to move through airways that are obstructed. Eg asthmatics.

Question 47

What is the FiO2 for venti mask.

Answer 47

24 to 100%

Question 48

What is the flow rate for high flow nasal cannula in L per minute

Answer 48

1L to 60L perminute

Question 49

What is the FiO2 for High flow nasal cannulas

Answer 49

21-100%

Question 50

What is P-E-E-P

Answer 50

Positive end expirtratory pressure - Resiudal volume.