The answer is C. I am glad you quit smoking.
Answer:
Muscle tissue requires a great deal of ____oxygen____________ to do its work.
Her friend should tell her that the other judges were wrong and that you should show them that your worth the part
The cells in the heart need a constant supply of nutrients / oxygen and to get rid of their waste products ans that why it needs its own special circulatory system.
Answer:
tricuspid valve
Explanation:
As the atrium contracts, blood flows from your right atrium into your right ventricle through the open tricuspid valve