Answer:
The circulatory system is made up of blood vessels that carry blood away from and towards the heart. Arteries carry blood away from the heart and veins carry blood back to the heart. The circulatory system carries oxygen, nutrients, and hormones to cells, and removes waste products, like carbon dioxide.
Your circulatory system delivers oxygen-rich blood to your bones. Meanwhile, your bones are busy making new blood cells. Working together, these systems maintain internal stability and balance, otherwise known as homeostasis
Explanation:
Answer: The lungs
Explanation:
It affects lungs due to breathing it in thats when it causes the most harm are lungs weak to things in the air. So when the smoke goes in the lungs it could inside burning and many other things one of the most known lung cancer.