<prompt> Stapedial artery is derived from which aortic arch:1234  <response>: Ans. B 2Ref: Netters Atlas of Human Embryology: 2012 ed. pg. 88 There are six pairs of aortic arches which develop in cephalo-caudal direction. The 5th aortic arch completely disappears whereas 1st and 2nd disappear partially. The stapedial artery is derived from the 2nd aortic arch. Inferior alveolar artery is derived from the 1st aortic arch. 