which system is responsible for carrying oxygen to the muscles
The respiratory system is a group of organs responsible for carrying oxygen from the air to the bloodstream and expelling the waste product carbon dioxide.The main parts of this system are the airways, the lungs and linked blood vessels, and the muscles that enable breathing.The airways are passages that carry oxygen-rich air to the lungs and carbon dioxide out of the lungs.The airways include the: Air first enters the body through the nose or mouth, which wets and warms the air. (Cold, dry air can irritate the lungs.) The air then travels through the larynx and down the trachea.he airways are passages that carry oxygen-rich air to the lungs and carbon dioxide out of the lungs. The airways include the: Air first enters the body through the nose or mouth, which wets and warms the air. (Cold, dry air can irritate the lungs.) The air then travels through the larynx and down the trachea.