Oxygen Delivery Devices

Question 0

Simple Mask

Answer 0

LOW Flow: 5-10 L/min

VARIABLE FiO2: 35-50%

Moderate FiO2

Question 1

Nasal Cannula

Answer 1

LOW Flow: 1-6 L/min

VARIABLE FiO2: 1L-21, 2L-24, 3L-28, 4L-32, 5L-36, 6L-40

Low to moderate Fi02

Question 2

Partial Rebreathing mask

Answer 2

LOW, Minimum of 10 L/min to keep bag inflated

VARIABLE FiO2: 40-70%

Moderate to High FiO2

Question 3

Nonrebreathing mask

Answer 3

LOW, Minimum of 10 L/min to keep bag inflated during inspiration

VARIABLE FiO2: 60-80%

Short-term high FiO2

Question 4

Air entrainment mask (Venturi)

Answer 4

High Flow (varies but should provide >60 L/min

FIXED FiO2 of 24-50%

Good for precise FiO2 control (COPD, babies)