高原环境对人体听力的影响

EFFECTS OF HIGH ALTITUDE ENVILRONMENT ON HUMAN HEARING ABILITY

本文运用丹麦产72型电测听仪,分别对青岛(海拔10朱)、西宁(海拔2260米)、花石峡(海拔4500米)三地区的30名健康成年男性进行了听力测定,结果证明生活在西宁的人体听力变化不明显,而生活在花石峡地区的人体听力有一定损害,说明高原坏境对长期移居人体的听力具有不利影响。

The hearing ability in 90 healfh subjects were measured by audiometer in Qingdao (10Mabove sea level), Xingning(2260m), Huashixia (4500m). The results Show that hearing ability had no Changes in Xingning. But hearing ability was deereased in Huashi Xia. Theresults demonstrated that the environment of high altitude significantly affected on hearing ability of immigrants