Circle of Willis | |
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Details | |
Identifiers | |
Latin | circulus arteriosus cerebri circulus Willisii |
MeSH | D002941 |
TA98 | A12.2.07.080 |
TA2 | 4516 |
FMA | 50454 |
Anatomical terminology |
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 in reptiles, birds and mammals, including humans.[1] It is named after Thomas Willis (1621–1675), an English physician.[2]
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