After a bad hockey check, a 28 year old male presents to his…

After a bad hockey check, a 28 year old male presents to his primary care physician with his right pupil constricted, his right eyelid drooping, and the inability to sweat on the right side of his face.  Which division of the autonomic nervous system was injured?

A head-on collision results in a 47 year old female being pi…

A head-on collision results in a 47 year old female being pinned in a car.  This crush injury results in multiple vertebral column fractures and spinal cord swelling.  As a result of the spinal cord swelling, which structure is compressed between the dura and the vertebral bodies?