Assertion: human body's system | /r/HasProperty | blood vessels
Facets:
Source sentences:
text: (4) The circulatory system, composed of the heart, blood, and blood vessels, circulates a transport fluid throughout the body, providing the cells with a steady supply of oxygen and nutrients and carrying away waste products such as carbon dioxide and toxic nitrogen compounds.
text: The cardiovascular system is comprised of the heart, blood, and blood vessels.
text: Of course, the heart does not function in isolation; it is part of a system composed of blood and blood vessels as well.