A nasal cannula flowing at four liters a minute will deliver what ...

[Chelseaamend]

A nasal cannula flowing at four liters a minute will deliver what concentration of oxygen?
 
  a. 29 percent
  b. 33 percent
  c. 37 percent
  d. 41 percent

Question 2

Drawing back between the ribs or around the shoulders of a pediatric patient who is having difficulty breathing is called:
 
  a. retractions.
  b. withdrawing.
  c. stress breathing.
  d. intercostal extension.

[anyusername12131]

Answer to Question 1

c

Answer to Question 2

a