Oxygen Delivery Systems

Question 1

Name examples of High Flow Oxygen Delivery Systems

Answer 1

Venturi Mask, high flow nasal cannula, mechanical ventilation

Question 2

Name examples of Low Flow Oxygen Delivery Systems

Answer 2

Nasal Cannula, Simple face mask, non-rebreather mask

Question 3

How many liters of oxygen can be delivered through a nasal cannula?

Answer 3

1-6 L
O2 increases by 4% for each liter

Question 4

How many liters of oxygen can be delivered through a simple face mask?

Answer 4

Minimum of 5-10 L
Deliver 35-55% O2

Question 5

How many liters of oxygen can be delivered through a non-rebreather mask?

Answer 5

10-15 L
Delivers 80-95% O2

Question 6

What makes a non-rebreather mask different from other Low Flow Oxygen delivery systems?

Answer 6

Has a reservoir bag that increases the amount of O2 that is able to be delivered.
Has a one-way valve that ensures that the patient does not breathe in expired air containing CO2.

Question 7

What is a benefit of using a venturi mask?

Answer 7

Precise O2 delivery using different port sizes corresponding to O2 delivery amount (24-50%)