to wit, three at the entry of the vena cava, where they are so disposed, that they can no wayes hinder the bloud which it contains from running into the right concavity of the heart;
hauek kokatuta dauden eragatik ezin dute eragotzi berak dakarren odola isur dadin bihotzaren eskubiko zulogunera, baina bai eragozten diote bertatik irtetea. Hiru, arteria zainaren sarreran daude: