[ 名 ]
■ 大動脈弓から生じ、右鎮骨下動脈と右総頚動脈に分岐する大動脈
a large artery arising from the arch of the aorta and divides into the right subclavian artery and the right common carotid artery
■ 右側の首、頭、肩、腕に供給する
supplies the right side of the neck and head and the right shoulder and arm