Nursing implications for a client taking central nervous system (CNS) stimulants include monitoring the client for which of the following conditions

A. Hyperpyrexia, slow pulse, and weight gain.
B. Tachycardia, weight loss, and mood swings.
C. Hypotension, weight gain, and listlessness.
D. Increased appetite, slowing of sensorium, and arrhythmias.

选用于最后孤立，并向近中舌向倾斜的下颌磨牙的卡环是

A．回力卡环
B．圈形卡环
C．长臂卡环
D．对半卡环
E．BPI卡环