问题
单项选择题
The nurse would plan to use an abduction pillow (or splint) after a total hip replacement. What is the purpose for this activity
A．To prevent hip flexion.
B．To prevent dislocation of the prosthesis.
C．To increase peripheral circulation.
D．To decrease formation of sacral pressure ulcers.
答案
参考答案：B
解析：After a total hip replacement, it is important to maintain the hip in a state of abduction to prevent dislocation of the prosthesis.