circulatory+system

The circulatory system

How does blood travel through your body? How do you not get sick all the time? What lets our body do all of these? The heart is the center and there is two loops cross the first loop the blood travels to your lungs then go back to the heart the second loop blood the circulatory system is important to us because our blood travels through our body to our heart ,our heart pumps the blood to make this work kind of like a car uses gasoline to work the motor and everything it needs to work or function correctly .Without the circulatory system our body would not receive oxygen ,and without any oxygen our heart and lungs would fail to work.This organ system is a system in which it permits blood to circulate and transports nutrients,oxygen,carbon dioxide,hormones,and blood cells to provide the nourishment needed to fight off harmful diseases,our circulatory system helps us do that.