What is the primary function of the circulatory system?

The primary function of the circulatory system is to transport nutrients to body cells and remove waste. This system consists of the heart, blood vessels, and blood, which work together to ensure that essential substances such as oxygen and nutrients are delivered to tissues throughout the body. At the same time, it collects carbon dioxide and other metabolic waste products from the cells and transports them to the appropriate organs, such as the lungs and kidneys, for elimination.

This transport mechanism is vital for maintaining homeostasis and overall health, as it enables cells to function optimally by providing the necessary resources while clearing out harmful byproducts of metabolism. By supporting the exchange of gases, nutrients, and wastes, the circulatory system plays an integral role in sustaining life in organisms.