i think arteries, capillaries, aorta just guessing
The main organs of the respiratory system are the lungs. The main organs of the circulatory system are the heart and blood vessels.
heart
The heart and blood vessels are the main organs of the circulatory system. The lungs are part of the respiratory system.
The lungs and the heart.
heart and lung
The main organs of the respiratory system are the lungs. The main organs of the circulatory system are the heart, blood, and blood vessels.
Largest organ is your skin. Main....heart and brain
The heart pumps blood through vessels in your body to organs. The blood carries nutrients that the organs uses
Heart and lungs.
lungs and heart
The heart and the blood vessels
Heart, blood, lungs and blood vessels.