Maintaining General Anesthesia The main objectives of general anesthesia are analgesia, unconsciousness, skeletal muscle relaxation, and control of sympathetic nervous system responses to noxious stimulation.

• 全身麻醉的维持全身麻醉的主要目的在于无痛、识消失、骨骼肌松弛以及控制交感神经对不良刺激的反应。