You have been called for a patient who has overdosed on drugs and alcohol. The patient is responsive ...

You have been called for a patient who has overdosed on drugs and alcohol. The patient is responsive to painful stimuli and is breathing shallowly at eight times per minute, but exhibits no cyanosis. Which of the following best describes his condition and the appropriate intervention?
 
  A) Inadequate breathing; administer oxygen at 15 lpm through a nonrebreather facemask.
  B) Adequate breathing; administer oxygen at 15 lpm through a nonrebreather facemask.
  C) Adequate breathing; initiate positive pressure ventilation with supplemental oxygen.
  D) Inadequate respirations; start positive pressure ventilation with supplemental oxygen.

Question 2

What injury occurs when there is compression of the chest with forced retrograde blood flow and engorgement of the blood vessels in the upper chest neck and head?
 
  A) Myocardial contusion
  B) Traumatic asphyxia
  C) Hemothorax
  D) Commotio cordis

Question 3

You have been called to a long-term nursing care facility for a 77-year-old female patient with Parkinson's disease. According to the nursing staff, she is more confused than normal and is to be transported to the emergency department for evaluation. Since the patient neither understands nor can answer any of your questions, which one of the following signs provides the BEST evidence that her breathing is adequate?
 
  A) Pulse oximeter reading at 98 percent
  B) Respiratory rate of 18
  C) Clear breath sounds
  D) Strong radial pulse

Question 4

When a patient suffers penetrating trauma to the chest, as the diaphragm moves downward, air will:
 
  A) enter the pleural cavity from outside.
  B) not move into the chest cavity.
  C) be forced from the chest cavity.
  D) accumulate in the lungs.