Aortic Arch Derivatives

Question 0

2nd aortic arch

Answer 0

Stapedial artery and hyoid artery

Question 1

1st aortic arch

Answer 1

Part of maxillary artery (branch of external carotid)

Question 2

3rd aortic arch

Answer 2

Common carotid artery and proximal part of the internal carotid artery

Question 3

4th aortic arch

Answer 3

Left: aortic arch
Right: proximal part of the subclavian artery

Question 4

6th aortic arch

Answer 4

Proximal part of pulmonary arteries and on the left only, ductus arteriosis