a bloody one
The circulatory system
the circulatory system. it is a blood organ that pumps blood.
it pumps blood
Heart
The cardiovascular system pumps blood throughout the body.The Nervous System of course.
your circulatory system
The heart.
because you muscles need more blood so the heart pumps more blood
circulatory means circulate. the heart pumps blood causing it to circulate which means its part if the circulatory system
WILLIAM harvey
it pumps the blood through your veins and arteries
The circulatory system pumps the blood which carries the nutrients that the cells needs. The circulatory system gets the nutrients from the digestive system.