Biology, asked by sankararaotippanu, 9 months ago

what changes are observed in muscles while working​

Answers

Answered by binnybhatia25
1

Answer:

During physical exercise, requirements for oxygen and substrate in skeletal muscle are increased, as are the removal of metabolites and carbon dioxide. Chemical, mechanical and thermal stimuli affect alterations in metabolic, cardiovascular and ventilatory function in order to meet these increased demands.

Explanation:

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Answered by vrihemss
0

Answer:

During physical exercise, requirements for oxygen and substrate in skeletal muscle are increased, as are the removal of metabolites and carbon dioxide. Chemical, mechanical and thermal stimuli affect alterations in metabolic, cardiovascular and ventilatory function in order to meet these increased demands.

The relaxed muscle felt soft, the contracted muscle felt hard. The relaxed muscle was shorter than the contracted muscle. The circumference of the contracted muscle was larger than that of the relaxed muscle.

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