然而，皮层在疼痛处理过程中并非无目的性。
However, the cortex is not without purpose in pain processing.
目的：了解医护人员对疼痛知识掌握的现状，为改进临床疼痛处理提供依据。
Objective:To study the present condition of the understanding of pain knowledge in the medical personnels, inorder to improve pain management.
结论与传统疼痛处理相比较，早期规范化镇痛治疗可显著减轻创伤后应激反应。
Conclusion Compared with traditional treatment group, early analgesia by fentanyl could repress the posttraumatic stress reaction.
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