The nurse is teaching a new group of mental health aides. The nurse should teach the aides that setting limits is most important for （）.

A．a depressed client.

B．a manic client.

C．a suicidal client.

D．an anxious client.

部分激动剂的特点除外（）

A.内在活性较弱

B.与受体的亲和力较强

C.单独应用时可引起较弱的生理效应

D.单独应用时可引起很强的生理效应

E.与激动剂合用后，可对抗激动剂的部分效应