A client calls the physician's office 2 days after a herniorrhaphy to report that his scrotum is swollen and painful. Which of the following instruction by the nurse could promote comfort for the client

A．Apply a snug binder on his abdomen.

B．Have him wear a truss to support the scrotum.

C．Have him lie on his side and place a pillow between his legs.

D．Elevate the scrotum and place ice bags on the area intermittently.

女性34岁，近两个月头痛、头昏和走路不稳，易向左侧倾斜。查体眼球向左注视时出现粗大震颤，左指鼻试验、跟膝胫试验不准，左手轮替运动差，误指试验偏向左侧。此病人病变可能在（）。

A.小脑蚓部

B.右小脑半球

C.左小脑半球

D.新纹状体

E.苍白球、黑质