Assertion: circulatory system's vessel | /r/CapableOf | help the flow of the blood
Facets:
value: around the body
type: TRANSITIVE-OBJECT
value: by dilating
type: MANNER
value: by constricting
type: MANNER
Source sentences:
text: The circulatory system is made up of vessels and muscles that help and control the flow of the blood around the body.
text: By dilating or constricting as directed by special nerve fibers, these vessels help regulate blood flow, making the circulatory system extremely dynamic.
text: The circulatory system is made up of vessels and muscles that help and control the flow of the blood around the body.