6. Why is respiratory system important? A. It enables blood to circulate B. It helps absorb nutrients in the food that we eat C. It consists of organs responsible for the exchange of gases D. It distributes the oxygen and nutrients to the different parts of our body
The respiratory system does two very important things: it brings oxygen into our bodies, which we need for our cells to live and function properly; and it helps us get rid of carbon dioxide, which is a waste product of cellular function.
