A nurse closely monitors a patient with a head injury. Upon assessment of vital signs, the nurse ...

A nurse closely monitors a patient with a head injury. Upon assessment of vital signs, the nurse notes changes indicative of increased intracranial pressure caused by brain swelling. Which changes depict increased intracranial pressure?
 
  1. Decreased temperature and decreased blood pressure
  2. Increased blood pressure, increased temperature, increased respirations, and increased pulse rate
  3. Decreased blood pressure, increased pulse rate, and increased respiratory rate
  4. Increased blood pressure, decreased respiratory rate, and decreased pulse rate