Question

A sprint runner gets exhausted and falls down after he reaches the finishing line . His muscles develop a lot of pain . Explain the bio - chemical changes occurring in his muscles during the period

Answer 1

Answer:

due to formation of lactic acid

Answer 2

Answer:

sprint runner get exhausted and falls down due to muscle pain,this muscles pain develop becs when we do some physical exercise then at that time our body need more energy due to which we starts fast breathing then normal to gain oxygen more, and our muscle starts anaerobic respiration due to which lactic acid and low energy is produced,due to this lactic acid(produced in our muscle) muscle cause muscle cramps, this occur due to the acccumulation of lactic acid in muscles, we can get relief from this cramps caused by heavy exercise by taking a hot water bath or massage.