

InterviewSolution
Saved Bookmarks
1. |
After fast running, man has fast heart beat, slow pulse and shallow breathing, in such conditions he hasA. Oxygen debtB. Poisoning due to lactic acidC. No pulmonary pressureD. Weak heart |
Answer» Correct Answer - a rate of `O_(2)` supply by lungs into muscles falls down during active work or in exercise. Muscles accumulate lactic acid and slowly breathing becomes hard so as to inceases `O_(2)` intake in lungs.this stage is called oxygen debt. |
|