Aortic Arch Derivatives pg 558

Question 1

1st Aortic Arch

Answer 1

Maxillary Artery

“1st arch is MAXimal”

Question 2

2nd Aortic Arch

Answer 2

Stapedial + hyoid Arteries

“Second = Stapedial”

Question 3

3rd Aortic Arch

Answer 3

Common Carotid Artery + proximal ICA

“C is the 3rd letter of the alphabet…forms C’s”

Question 4

Left 4th Aortic Arch

Answer 4

Aortic Arch

Question 5

Right 4th Aortic Arch

Answer 5

proximal Right Subclavian Artery

“4th Arch = 4 Limbs = think systemic circulation”

Question 6

6th Aortic Arch

Answer 6

proximal Pulmonary Arteries + on left side only, Ductus Arteriosus
“6th Arch = Pulmonary + Pulmonary-to-Systemic Shunt aka DA”