提示X综合征患者心血管自主神经系统存在交感和副交感神经的失平衡现象。

Conclusion: These findings suggested that there is abnormal autonomic influence on the cardiovascular system in patients with X syndrome.

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盘绕在交感系统的副交感神经系统会让你平静下来并让你保持活力。

The parasympathetic system-with which the sympathetic system is entwined-calms you down and rejuvenates you.

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腰神经前根主要是躯体神经和一些自主神经（交感神经和副交感神经）混合而成的传出神经，其中一条在此手术中用作供体。

The lumbar ventral spinal roots, one of which is used in this procedure as donor, are mixed nerves with predominant somatic and some autonomic (sympathetic and parasympathetic) outflow.

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