The left recurrent laryngeal nerve recurs around the
Correct Answer: Ductus aeriosus
Description: Early in embryological development, both the right and left recurrent laryngeal nerves hook (recur) around aoic arch 6. The left aoic arch 6 persists as the ductus aeriosus(distal pa) while proximal pa of it forms pulmonary aery. 6TH phyrangeal arch derivatives:- Nerve-reccurent laryngeal nerve Aery- pulmonary aery (and ductus aeriosus) Muscles - all muscles of larynx except cricothyroid.
Category:
Anatomy
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