Which of the following would transfer the MOST force to a patient?

Which of the following would transfer the MOST force to a patient?
 
  A) A car moving 70 miles an hour and entering the water
  B) A car moving 70 miles an hour and hitting brush
  C) A car moving 70 miles an hour and hitting a concrete wall
  D) A car moving 70 miles an hour and hitting a collapsible sign post

Question 2

Which of the following is TRUE regarding a patient with severe respiratory distress?
 
  A) Cellular metabolism without adequate oxygen creates an alkalotic state.
  B) Supporting an open airway is usually sufficient to reverse respiratory distress.
  C) A blocked airway is the most common cause of respiratory emergencies.
  D) Altered mental status may be a sign of exhaustion and impending failure.

Question 3

Standards of on scene trauma care are based on the principle that serious trauma is a:
 
  A) medical disease.
  B) surgical disease.
  C) trauma disease.
  D) psychological disease.