The circulatory system has two main circuits: pulmonary and systemic, supporting vital gas exchange and nutrient distribution.
The circulatory system consists of two main circuits: the pulmonary and systemic circuits. The pulmonary circuit allows for the exchange of oxygen and carbon dioxide in the lungs, while the systemic circuit facilitates the exchange of nutrients and wastes between the blood and cells throughout the body.
https://brainly.com/question/29259710