________ Right recurrent laryngeal nerve
A)Ductus arteriosus
B)Septum primum
C)Sixth pharyngeal arch artery
D)Sinus venosus
E)Umbilical vein

Question

Quizplus · Accepted Answer

The recurrent laryngeal nerves hook around the sixth pair of aortic arch arteries.On the right,the distal part of the sixth arch artery and the fifth aortic arch artery degenerate,leaving the right recurrent laryngeal nerve hooked around the right subclavian artery.On the left,the recurrent laryngeal nerve hooks around the ductus arteriosus (ligamentum arteriosum in the adult)and the arch of the aorta.

________ Right Recurrent Laryngeal Nerve