the ____________ systems are most responsible for providing cells with oxygen and removing the carbon dioxide
The circulatory system includes the heart, arteries, arterioles, capillaries, venules and veins. The system is responsible for delivering oxygen and nutrients to organs, tissues and cells of the body, and for removing carbon dioxide and other waste products. The heart is the central pump for the system. The human heart at rest beats on average 72 beats per minute.