Assertion: circulatory system's heart | /r/CapableOf | act as the pump
Facets:
value: in this complex system
type: LOCATION
value: in broad terms
type: MANNER
Source sentences:
text: In broad terms the heart acts as the pump that pumps in two directions:
text: In this complex system, the heart acts as a pump, forcing the blood to move through the body and relaxing so that more blood can enter its chambers.
text: Your heart works as a pump that pushes blood to the organs, tissues, and cells of your body.
text: The heart acts as the pump to move blood through the body, and the blood provides nutrients to and removes waste from virtually every cell throughout the body.