ligamentum arteriosum

arterial ligament

A small ligament attached to the superior surface of the pulmonary trunk and the inferior surface of the aortic arch. It is a nonfunctional vestige of the ductus arteriosus, and is formed within three weeks of birth. The ligamentum arteriosum is closely related to the left recurrent laryngeal nerve, a branch of the left vagus nerve. After splitting from the left vagus nerve, the left recurrent laryngeal loops around the aortic arch posterior to the ligamentum arteriosum, after which it ascends to the larynx[WP].

Type Nerve
Latin Name arterial ligament
FMA ID 13421

Frequently Asked Questions

What is the ligamentum arteriosum?
A small ligament attached to the superior surface of the pulmonary trunk and the inferior surface of the aortic arch. It is a nonfunctional vestige of the ductus arteriosus, and is formed within three weeks of birth. The ligamentum arteriosum is closely related to the left recurrent laryngeal nerve,
What is the Latin name for the ligamentum arteriosum?
The Latin name for the ligamentum arteriosum is arterial ligament.

Related Structures

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