Oxygen enters the lungs, then passes through the alveoli and into the blood.
Best answer is: <span>expect instant success
Alcoholism is a difficult disease, which includes both a psychological and physical dependence. It cannot be fixed overnight, even if a woman is pregnant. You should be a cheerleader for her and encourage her to talk to her doctor. You should also have a support system of your own, and talk on the phone with loved one when you need to, while respecting her privacy as well. </span>
Answer:
Describe the factors that influence the level of cardiorespiratory fitness a person is able to achieve?
Explanation:
The factors that influence cardiorespiratory fitness are age, gender, genetics, body composition, and a person's level of conditioning. Aerobic exercise forces the body to provide extra oxygen to the muscles.
