Lack of oxygen in muscles often leads to cram | vedclass

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Question

(D) Step $1$: During intense physical activity like sprinting, the demand for energy in muscle cells increases rapidly.Step $2$: When the supply of ox

Vedclass · Accepted Answer

Lactic acid.

Vedclass · Answer

(D) Step $1$: During intense physical activity like sprinting, the demand for energy in muscle cells increases rapidly.Step $2$: When the supply of oxygen is insufficient to meet this demand, muscle cells perform anaerobic respiration.Step $3$: In this process, $pyruvate$ is converted into $lactic  acid$ instead of $CO_2$ and $H_2O$.Step $4$: The accumulation of $lactic  acid$ in the muscle tissues causes cramps.Therefore, the correct option is $(D)$.

Lack of oxygen in muscles often leads to cramps in the legs of sprinters. This is due to the conversion of pyruvate to:

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