The Nurse Placing a Patient Following Knee Replacement Surgery into a Continuous

The nurse placing a patient following knee replacement surgery into a continuous passive motion (CPM) machine has the responsibility to:

A) raise the head of the bed to 30 to 45 degrees.
B) set the proper flexion and extension limits.
C) elevate the machine at the foot of the bed on one pillow.
D) keep the operated knee warm.