Complete the following lists. 1.Identify the components of the central nervous system. 2.List at least six of the signs and symptoms of a head injury. 3.What are the five sections of the spinal column? 4.List at least five of the signs and symptoms of a spinal injury. Use the following scenario to lead either a hands-on activity or a group discussion.  An office building is having an annual fire evacuation drill, and as workers on each floor stream from the exits, a man loses his footing and tumbles down a flight of stairs. He hits his head on a metal landing and comes to rest in a prone position with his neck turned at an awkward angle. He is found to be unresponsive and not breathing. If the injured man is log-rolled and the alignment of his head is gently corrected and held, he will begin breathing spontaneously but remain unconscious. Debriefing Points The students should immediately anticipate both head and neck injuries. The students should perform a proper primary assessment. The students should properly reposition the man and open his airway appropriately. The students should activate the 911 system. The students should understand that monitoring the man’s airway and breathing are