You are taking care of Mr. J., a 23-year-old man with a closed head injury. During the night shift, you note a change in the level of consciousness at 3:00 am. You call the physician, who tells you to...

You are taking care of Mr. J., a 23-year-old man with a closed head injury. During the night shift, you note a change in the level of consciousness at 3:00 am. You call the physician, who tells you to watch Mr. J. until the physician attends rounds the next morning. He tells you not to call him back. Mr. J.’s neurological status continues to deteriorate. What actions do you take? What is the rationale for your actions?