English Dictionary

circle of Willis

名詞

(anatomy) A circle of arteries at the base of the brain that is formed by the cerebral and communicating arteries and is a site of aneurysms.

日本語の意味

脳の底部に形成される動脈の環状構造。大脳動脈および交通枝によって構成され、動脈瘤が発生しやすい部位となる（ウィリス輪）。

Radiologists carefully examined the circle of Willis for signs of aneurysm during the MRI review.

放射線科医はMRIの画像を確認し、ウィリス動脈輪に動脈瘤の兆候がないか注意深く調べた。

意味（1）

(anatomy) A circle of arteries at the base of the brain that is formed by the cerebral and communicating arteries and is a site of aneurysms.

circles of Willis （ plural ）