Answer:
carbon dioxide passes from the blood into the alveoli and is then exhaled. Oxygenated blood travels from the lungs through the pulmonary veins and the cycle goes on every time you breath or inhale you inhale oxygen into your blood cells.
Explanation:
Sustain a regular routine of exercise for 30-60 minutes with minimal fatigue
I believe it C- the activity and your fitness level
Quadrant One.
You would go over to the Left 7 spaces, which will get you into the negatives, and then up 3, which is positive.
because their lung capacity is l a r g e
