Your patient is a 72-year-old man with a history of COPD. He is complaining of shortness of breath ...

Your patient is a 72-year-old man with a history of COPD. He is complaining of shortness of breath and his pulse oximeter reading is 74 percent on room air. You hear very little air movement upon auscultation over the lung fields. Which of the following statements is TRUE regarding the appropriate treatment for this patient?
 
  A) Administer high flow oxygen and give ventilatory assistance if necessary.
  B) Withhold oxygen due to the patient's hypoxic drive.
  C) Have the patient breathe into a paper bag to increase the PaCO2.
  D) Immediately administer 1 amp of sodium bicarbonate to decrease acidosis.

Question 2

An example of a diffuse brain injury that has a global injury pattern is a:
 
  A) concussion.
  B) epidural hematoma.
  C) subdural hematoma.
  D) all of the above.

Question 3

What is the term used to describe the body's stimulation of respiration based on PaO2 instead of PaCO2?
 
  A) Hering-Breuer reflexes
  B) Hypercarbic drive
  C) Hypoxic drive
  D) Carbon dioxide toxicity

Question 4

A subdural hematoma will generally:
 
  A) always be lethal.
  B) occur gradually.
  C) contribute to hypovolemic shock.
  D) allow for only small amounts of blood accumulation.