Meanwhile, the circulatory system carries hormones from the endocrine system, and the immune system’s white blood cells that fight off infection.Įach of your body systems relies on the others to work well. Your circulatory system delivers oxygen and nutrients to the other cells of your body then picks up any waste products created by these cells, including carbon dioxide, and delivers these waste products to the kidneys and lungs for disposal. Your blood also carries oxygen inhaled by the lungs.

When your blood circulates through your digestive system, for example, it picks up nutrients your body absorbed from your last meal.

Your heart pumps blood through a complex network of blood vessels. The circulatory system is a good example of how body systems interact with each other. Each Body System Works with the OthersĮach individual body system works in conjunction with other body systems. Your cardiovascular system works to circulate your blood while your respiratory system introduces oxygen into your body. Your skeletal system relies on the nutrients it gains from your digestive system to build strong, healthy bones.Ī body system is a group of parts that work together to serve a common purpose. Your heart does not beat unless your brain and nervous system tell it to do so. These body systems are interconnected and dependent upon one another to function. Incredibly, all of these cells, vessels and organs work together to keep you alive.Įach organ belongs to one of ten human body systems.

The human body contains trillions of cells, 78 different organs and more than 60,000 miles of blood vessels if you stretched them end-to-end.

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