Acute subdural haematoma (ASDH) results from traumatic laceration to the brain, from bleeding from the cortical vessels into the subdural space or from acceleration–deceleration injury to the head ...

A coup brain injury is one that occurs at the site of an impact to the head, while a contrecoup injury is one that occurs at the side opposite to the site of the impact. A contrecoup injury mostly ...

A short sharp deceleration would involve a very large force, increasing the chance of a head injury. A longer time slowing down decreases deceleration thereby reducing the size of the force acting ...