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目的探讨倒视诱发运动病的特点。方法10名健康青年男性在间隔为5~7d的不同日期分别进行戴两种倒视镜步行试验和平行秋千摆动试验。观察倒视引起的姿态失平衡、倒视和平行秋千诱发运动病症状;计算被试者倒视刺激耐力指数(RVTI)和秋千刺激耐力指数(LATI),分别表示倒视和秋千诱发运动病易感性。结果步行倒视试验可引起明显的姿态失平衡和运动病症状,失平衡程度与运动病易感性有相关性(P<0.05)。与秋千诱发运动病症状比较,倒视诱发运动病症状较轻,出现较缓慢;上下与左右倒视诱发运动病易感性之间有明显相关(P<0.01);但倒视诱发运动病易感性与秋千运动病易感性不完全相关。结论倒视试验可引起明显的姿态失平衡和运动病症状,方法简单易行,可应用于地面模拟航天运动病实验和感觉矛盾适应性训练。
Objective To investigate the characteristics of inoption-induced motion sickness. Methods Ten healthy young men were fitted with two walk-in pedestrian walk tests and parallel swing swing tests on different days from 5 to 7 days. Observe the phenomenon of dislocation caused by the loss of balance, inverted vision and parallel swing-induced motion sickness symptoms; calculate the subjects to be considered stimulated stamina index (RVTI) and the swing stimulating endurance index (LATI), respectively, said the inverted and swing-induced motion sickness Sensual. Results The walk - in test led to significant loss of posture balance and motion sickness symptoms. The degree of unbalance was related to the susceptibility to exercise sickness (P <0.05). Compared with the symptoms of swing-induced motion sickness, the symptom of inversion-induced motion sickness was mild and appeared more slowly. There was a significant correlation between movement of upper and lower eyes and left-right inversion (P <0.01) Susceptibility to swing motion sickness is not completely related. Conclusion Inverted test can lead to obvious postural imbalance and motion sickness symptoms. The method is simple and easy to implement and can be applied to ground simulated space motion sickness experiment and sensory and contradictory adaptive training.