1. Head injury includes any: Answer injury or trauma to the scalp, skull or brain 2. Serious form of head injury is: Answer traumatic brain injury 3. Most common causes of head injury include: Answer Falls Motor vehicle accidents other causes include: -Firearm related injuries -Assaults -Sports related trauma -Recreational injuries -War related injuries 4. TBI are twice as common in: Answer Males 5. Death occurs at three pointsin time after injury: Answer 1: Immediately after the injury 2: Within 2 hours after the injury (due to progressive worsening and internal bleeding) 3: 3 weeks after the injury (multisystem organ failure) 6. Skull fractures: Answer -linear or depressed -simple, comminuted, or compound