The maximum flow rate to be used with a nasal cannula is:

The maximum flow rate to be used with a nasal cannula is:
 
  A) 10 liters per minute.
  B) 15 liters per minute.
  C) 6 liters per minute.
  D) 4 liters per minute.

Question 2

Which of the following BEST describes the effects of a pericardial tamponade on cardiac output and venous pressure?
 
  A) Cardiac output is low, and central venous pressure rises.
  B) Cardiac output rises, and venous pressure is not affected.
  C) Cardiac output is not affected, and central venous pressure rises.
  D) Cardiac output is high, and central venous pressure falls.

Question 3

The basic technique used to remove blood, other secretions, or vomit from a patient's airway is:
 
  A) suctioning.
  B) compression.
  C) distention.
  D) debridement.

Question 4

Which of the following MOST accurately depicts the chest wall movement in a patient with flail segment?
 
  A) Inward with both inspiration and expiration
  B) Inward with expiration and outward with inspiration
  C) Outward with both inspiration and expiration
  D) Inward with inspiration and outward with expiration