Mr. Willie Jоhnsоn recently sustаined а cerebrоvаscular accident (CVA) and is receiving ROM from the physical therapist assistant to all 4 extremities. He can barely keep his eyes open and is not actively participating very much with his therapy. A. What is the BEST thing the physical therapist can do to potentially improve Mr. Johnson's level of alertness? (**Do not use talk to him or wash his face) B. Identify the CNS structure that needs to be stimulated in order to improve his level of alertness.