Anatomy General anatomy 908150d9 Double arch aoa arises from? A Right 6th aoic arch B Left 6th aoic arch C Right 4th aoic arch D Left 4th aoic arch High-Yield Explanation HUMAN EMBRYOLOGY-INDERBIR SINGH TENTH EDITION-PAGE NO:254 The arch of aoa is derived from the ventral pa of the aoic sac ,its left horn,and the left fouh arch aery