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]. [ http://en.wikipedia.org/wiki/Ligamentum_arteriosum ]

This is just here as a test because I lose it

Term information

latin term
ligamentum arteriosum (ductus arteriosus) [ FMA:TA FMA:13421 ]

definition

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].

has exact synonym

Botallo's duct

ligamentum arteriosum (ductus arteriosus)

Harvey's ligament

Botallo's ligament

has related synonym

arterial ligament

id

UBERON:0007642

see also

http://purl.obolibrary.org/obo/UBERON_0003716