二是刺激交感神经兴奋性增高，可引起血压增高，心率增快，可致受术者心慌、心悸及头昏等。
Two is to stimulate the sympathetic increased excitability, can cause increased blood pressure and heart rate increase fast, can cause subject flustered, palpitations and dizziness, etc.
OSAHS可能经氧化应激，睡眠中断引起炎症反应及交感神经兴奋性改变等多条途径影响并导致冠心病发生率增高。
OSAHS maybe through multi-ways (oxidative stress, sleep interruption) cause inflammatory reaction and adrenergic nerve excitability change to impact and induce the incidence rate of CHD increased.
心率变异性是反映交感神经系统和副交感神经系统兴奋性的敏感指标。
Heart Rate Variability is a marker of performance of the excitability of sympathetic Nervous System and Parasympathetic Nervous System.
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