Save
04
CRP oxygen
Save
Share
Learn
Content
Leaderboard
Share
Learn
Created by
Bami Oyewalle
Visit profile
Cards (38)
What is the primary focus of oxygen therapy?
To improve
oxygenation
in patients
View source
What does SO2 represent in oxygen therapy?
Percentage of
haemoglobin
bound with oxygen
View source
How is SpO2 different from SO2?
SpO2
is measured
non-invasively
View source
What does PO2 indicate?
Partial pressure
of dissolved oxygen in blood
View source
What does FiO2 stand for?
Fraction of
inspired
oxygen
View source
What is hypoxia?
Deficiency of
oxygen
in tissues
View source
What is hypoxaemia?
Deficiency of
oxygen
in blood
View source
What is the normal SpO2/SO2 value for an uncompromised individual?
94%
or above
View source
What is the normal range for PaO2?
10-13.3 kPa
View source
What does the oxy-haemoglobin dissociation curve illustrate?
Relationship between PO2 and O2 binding affinity
View source
What is the Bohr effect?
Increased
CO2
leads to decreased O2 affinity
View source
What are the normal ABG values for pH?
7.35
-
7.45
View source
What is the normal range for PaCO2?
4.6
-
6 kPa
View source
What is the definition of Type 1 respiratory failure?
Low
PaO2
with normal
PaCO2
View source
What conditions can lead to Type 1 respiratory failure?
Pneumonia
and
fluid overload
View source
What characterizes Type 2 respiratory failure?
Low or normal
PaO2
with high
PaCO2
View source
What is the primary cause of Type 2 respiratory failure?
Poor ventilation leading to
CO2
retention
View source
How does humidification occur in the airway?
Air flows through
nasal turbinates
View source
Why is humidification important for gas exchange?
Conditions
air
for
optimal
gas
exchange
View source
What is the role of oxygen in therapy?
Oxygen
is a
drug
that must be prescribed
View source
How is oxygen delivery measured?
In
litres per minute
and
FiO2
View source
What are the two categories of oxygen delivery devices?
Fixed devices
and
variable devices
View source
What is the function of a flow meter?
Measures the flow of
oxygen
delivered
View source
What is a nasal cannula used for?
Delivers
1-6 L/min
of oxygen
View source
What is a simple face mask used for?
Delivers
5-10 L/min
of oxygen
View source
What is the purpose of a non-rebreather mask?
Delivers 60-80%
FiO2
at
15 L/min
View source
What is the advantage of a Venturi mask?
Provides a fixed
FiO2
based on flow
View source
What is the function of a cold humidified/Acqua pack device?
Provides fixed
FiO2
from
28%
-
60%
View source
What is the benefit of high flow nasal cannula?
Delivers
heated
and
humidified
oxygen
View source
What is the target SpO2 for normal patients?
94-98%
View source
What is the target SpO2 for patients with CO2 retention?
88-92%
View source
What happens when chronic hypercapnic patients receive too much oxygen?
Increased
PaCO2
worsens Type 2
respiratory
failure
View source
What is oxygen toxicity?
High oxygen levels cause
cell damage
View source
What is absorption atelectasis?
Reduced gas in
alveoli
due to
nitrogen washout
View source
What is the role of nitrogen in inhaled gas?
Nitrogen
maintains
alveolar
patency
View source
What is the effect of high oxygen levels on cilia action?
Reduces cilia action in the
lungs
View source
How does oxygen affect macrophage function?
Impaired macrophage function occurs with
high
oxygen
View source
What is the impact of high oxygen on surfactant production?
Reduces surfactant production in the
lungs
View source
See similar decks
Oxygen Therapy
004
30 cards
Oxygen Transport by Blood
Cardiovascular System and Blood
26 cards
Oxygen profile and distribution
Chemistry
14 cards
Vital Signs and Oxygen Therapy
Foundation skills
298 cards
oxygen
27 cards
Oxygen
Chemistry unit 1
8 cards
Oxygen
Respiratory
120 cards
oxygen
Biology > transport
24 cards
oxygen
chemistry > paper 2 > practicals
1 card
Oxygen
Chemistry > Topic 3 - metals > Metals and reactivity > Displacement reactions > Corrosion
3 cards
Oxygen
76 cards
Oxygen
Chemistry > Chem P2 > Chemical analysis > test for gases
2 cards
Oxygen
Chemistry > Paper 2 - Chemistry > Chemical Analysis > Test for Gases
1 card
oxygen
paramedic science flashcards > YEAR ONE > AHP103 - emergency care skills in paramedic science > first year drugs
9 cards
Oxygen
Chemistry > Inorganic > Year 13 > Period 3 and their oxides > Reactions
6 cards
Oxygen
Chemistry > Paper 1 > Structure and bonding > Covalent bonding > Bonding in Oxygen, Nitrogen & Carbon Dioxide
3 cards
Oxygen
Osce
15 cards
oxygen
chem paper 2 gas tests > chlorine
1 card
Oxygen
Sciences > Chemistry > Chemistry Unit 1 > 1.2 Atomic Structure and the Periodic Table > Group 1: Alkali Metals > Reactions with Alkali Metals
3 cards
Oxygen
3 cards
OXYGEN
14 cards