Q.Assertion (A) : Accumulation of excessive lactic acid in the muscles results in physiological fatigue. Reason (R) : It is concerned more with the mental attitude of the worker's aversion or dislike to work.
Correct answer: (A) is correct, but (R) is incorrect
Explanation
The feeling of tiredness due to musclar activity is called physiological fatigue. During muscular work, glycogen unites with oxygen in the stream, release energy and form lactic acid and carbon dioxide (CO2), the excessive accumulation of lactic acid leads to physiological activity. It is a fatigue occur due to physical exhaustion.
The feeling of tiredness due to musclar activity is called physiological fatigue. During muscular work, glycogen unites with oxygen in the stream, release energy and form lactic acid and carbon dioxide (CO2), the excessive accumulation of lactic acid leads to physiological activity. It is a fatigue occur due to physical exhaustion.