The heart works closely with the blood vessels that comprise the circulatory system. These include the arteries, veins, and capillaries.
All of your organs are involved with the heart. The heart pumps blood to all the organs in your body.
Yes, in circulatory system the lungs work with the heart.
the lungs
Yes, the lungs.
you don't have to the brain and heart do all the work
heart
youyr heart and lungs work the hardest
some organs are heart, lungs, liver, stomach, muscles and skin :) that's your answer
The lungs, the circulatory system, and the brain :D
Maggots do have a heart along with several other organs. Some of the organs a maggot has will not develop and stay with them when they become a fly.
Heart
beacuse some organs are important.like the brain and heart if you lost it you will die.