During times of decreased perfusion, the autonomic nervous system:

A construction worker is pinned between a truck and a loading dock. He is conscious and in respiratory distress. Further assessment reveals upper torso and facial cyanosis and bilateral conjunctival hemorrhages. When treating this patient, you must:

A utility worker was trimming branches away from a high power line when he accidentally cut the power line. He is unresponsive, apneic, and pulseless. You should begin CPR and then:

Which of the following heart chambers pumps oxygenated blood to the body?

You are assessing a middle-aged man who complains of nausea and a headache. Before you physically move closer to him, it is important to remember that:

When you arrive at an accident scene where a child has been seriously injured, you are unable to locate the child’s parents. What type of consent is involved in treating and transporting this child?

You are explaining to your EMT partner how he can differentiate tension pneumothorax from a simple pneumothorax. Which of the following would you tell him indicates tension pneumothorax?

Prior to applying a tourniquet to a profusely bleeding injury, you should take standard precautions and then:

If insulin production and secretion are insufficient for metabolic needs:

A fracture involving the nasal bone and inferior maxilla that separates the nasal bone and lower maxilla from the facial skull and remainder of the cranial bones describes: