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CBSE Class 8 Answered

the nose of some people starts bleeding athigher higher altitudes.why?
Asked by arajeevshashank | 03 Jul, 2018, 07:58: PM
answered-by-expert Expert Answer
At higher altitudes the atmospheric pressure decreases. Thus at these higher altitudes, our blood pressure is much greater than the surrounding air pressure. This imbalance in pressure inside and outside the body causes the bursting of blood vessels in nose and ears which results in bleeding.   
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