<P> The circle of Willis ( also called Willis ' circle , loop of Willis , cerebral arterial circle , and Willis polygon ) is a circulatory anastomosis that supplies blood to the brain and surrounding structures . It is named after Thomas Willis ( 1621 -- 1675 ) , an English physician . </P>
<P> The circle of Willis ( also called Willis ' circle , loop of Willis , cerebral arterial circle , and Willis polygon ) is a circulatory anastomosis that supplies blood to the brain and surrounding structures . It is named after Thomas Willis ( 1621 -- 1675 ) , an English physician . </P>
where does the circle of willis supply blood to
where does the circle of willis supply blood to
the brain and surrounding structures
the brain and surrounding structures