A nurse is caring for a client who has increased intracranial pressure following a traumatic brain injury. Which of the following actions should the nurse take? (Select all that apply.)

Maintain the head of the bed at a 30 degree angle.

Administer stool softeners to the client.

Encourage the client to cough and deep breathe.

Obtain client vital signs every 8 hr.

Provide a quiet environment for the client.