oxygen
yes
There are two hormones that control the supply of sugar from the blood to the muscles. They are insulin and glucagon.
If the blood supply to the heart muscles is blocked, a heart attack is likely.
supply blood to the heart muscles
Your cells make the blood travel to supply it to ur muscles :P
to supply blood to the heart muscles.
because the blood will carry oxygen to the muscles, because jsut like the rest of your body, your muscles have to breathe.
Your muscles swell up after exercise. This happens largely because there is increased blood supply to the muscles. Resting muscles get half litre of blood per minute. After exercise the muscles get twenty litres of blood per minute.
The coronary arteries deliver blood to the muscles of the heart.
The coronary artery supply the heart muscles with oxygen enriched blood.
Blood transports oxygen (and carbon dioxide) and nutrients throughout your body to your tissues
You should not eat anything before work out. The blood supply is diverted to muscles at the cost of blood supply to the gastrointestinal system. So you can not digest the food properly.