Trauma and different types of memories
Episodic Memory
Autobiographic, which means ones would remember the road conditions, what the bi stander's were doing,
Procedural Memory
Order of events, One may not remember anything else but their brain recalls the accident scene by what happened first, Ambulance, Police, Firetruck, the way the emergency vehicle's showed up.
Semantic Memory
General Knowledge,
Remembering the other vehicle 's color, make, model if you were in a crash.
Emotional Memory
The recall of how feelings, how you emotionally felt.