Answer:
Taking in oxygen & expelling carbon dioxide and working with the circulatory system.
Explanation:
The lungs work with the circulatory system to pump blood cells with oxygen to all cells in the body, the blood then collects waste and carbon dioxide and brings them back to the lungs where they're taken out of the body when we exhale.
Answer: physical
Explanation:
Because if I am mental and emotional it could not be the best thing if your emotion is sad because if the sadness grows that is how alot of people do bad things
Love free stay clean and always be livky
Serious blood problems strokes diabetes and serious body chemistry abnormalities
The blood going out from the arteries is full of oxgyen.It delievers that oxgyen to organs,therefore when it returns in the veins it contains carbon dioxide.