Exercise Flashcards
1
Q
What happens to our heart rate when we exercise and why?
A
Our heart rate increases and our breathing rate increases. This is because we need energy to make your muscles work and to get energy you need respiration and for that to happen you need oxygen and glucose so your heart pumps faster to get for blood around the body which delivers oxygen and glucose.
2
Q
What is oxygen debt?
A
After you do exercise you become out of breath because you need to take in oxygen to break down all the lactic acid
