Which of the following devices delivers low flow oxygen at concentrations between 24 and 44 percent? ...

Which of the following devices delivers low flow oxygen at concentrations between 24 and 44 percent?
 
  A) The nasal cannula
  B) The Venturi mask
  C) The nonrebreather mask
  D) The simple face mask

Question 2

The effects of head injury that manifest themselves after the initial injury are referred to as:
 
  A) direct brain injuries.
  B) secondary brain injuries.
  C) primary insults.
  D) indirect brain injuries.

Question 3

Which of the following devices measures hemoglobin oxygen saturation in the blood?
 
  A) The pulse oximeter
  B) The capnometer
  C) EtCO2 detectors
  D) The esophageal tube detector

Question 4

You are treating a patient with suspected spinal injury following an accident. Your initial actions are:
 
  A) primary assessment while maintaining manual spinal motion restriction.
  B) removal from a vehicle to prevent further injury.
  C) establishing large-bore IVs and treatment for shock.
  D) secondary assessment.

Question 5

What airway compromise results in gurgling respirations?
 
  A) Laryngeal edema or constriction
  B) Fluid in the alveoli and distal airway passages
  C) Obstruction by blood, vomit, or other secretions
  D) Obstruction by the tongue