A thymectomy accomplished via a median sternotomy approach is performed in a client with a diagnosis of myasthenia gravis. The nurse develops a postoperative plan of care for the client that should include which intervention?
1.Monitor the chest tube drainage.
2.Restrict visitors for 24 hours postoperatively.
3.Maintain intravenous infusion of lactated Ringer's solution.
4.Avoid administering pain medication to prevent respiratory depression.