关键词: 次声;应激;血液流变学;适应

    摘 要:目的 研究次声对大鼠血液流变特性的影响. 方法 使用频率8Hz，强度为90dB与120dB的次声每日对大鼠作用2h，观察血液流变特性的变化. 结果 120dB作用7d与90dB作用14d后导致了血细胞比容、全血高切粘度、全血低切粘度等血液流变指标改变，而120dB作用14d，90dB作用28d后这些变化的指标又都恢复. 结论 一定范围内的次声作用可引起强度相关的血液流变学改变，而且这些改变是可恢复的.

    Infrasound changes hemorheological performance in rats

    ZHANG Jian-Bao JIA Ke-Yong LI Ling WANG Nan-Lin YANG Ji-Qing JU Hong-Bo CHEN Jin-Zao

    1 Department of Physics，Faculty of Biomedical En-gineering，

    2 Department of Physiotherapy and Reha-bilitation，Xijing Hospital，Fourth Military Medical University，Xi'an710033，China

    Keywords:Infrasound;Stress;Hemorheology;Adaptation

    Abstract:AIM To study the effect of infrasound on the hemorheology of rats.METHODS Rats were radiated for2hours every day by the infrasound of8Hz120dB and90dB and its hemorheological index were measured.RESULTS We found that7d of120dB and14d of90dB could make Hct ......