There are two types of fast twitch muscles (fast twitch oxidative glycolytic which are red in color, and fast twitch glycolytic which are white in color).
Explanation:
A warmup gradually revs up your cardiovascular system by raising your body temperature and increasing blood flow to your muscles. Warming up may also help reduce muscle soreness and lessen your risk of injury. Cooling down after your workout allows for a gradual recovery of preexercise heart rate and blood pressure.
<span>Ventricular fibrillation when the impact occurred during a critical portion of the cardiac cycle. Hope this helps! :) </span>
The answer is respiratory and circulatory systems.
I did not understand the question and I do not think this a finished question.
