The correct answer is B. According to the American Cancer Society, tobacco poses the greatest risk for developing cancers. It was estimated that there is a 22% deaths per year due to cancer caused by tobacco use. During 2004, about 1.6 million deaths were recorded due to cancer.
As the heart pumps, it sends oxygenated blood to the rest of the body.
So the pumping action of the heart is what carries blood away from the Heart.
Answer:
The capillaries will connect to larger blood vessels, called veins, which bring the oxygenated blood from the lungs to the heart.
Explanation:
The alveoli are surrounded by tiny blood vessels, called capillaries. The alveoli and capillaries both have very thin walls, which allow the oxygen to pass from the alveoli to the blood
