Made available in DSpace on 2020-12-12T02:34:34Z (GMT). No. of bitstreams: 0 Previous issue date: 2019-01-01; Introduction: All drugs and techniques that induce the anesthetic state act in some way in the Autonomic Nervous System (ANS). The administration of local anesthetics in the subarachnoid space produces motor, sensitive and sympathetic block, with latencies and variable and independent block levels. The ...