thyrocervical trunk


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thyrocervical trunk

[-sur′vikəl]
Etymology: Gk, thyreos, shield, eidos, form; L, cervix, neck, truncus
one of a pair of short thick arterial branches arising from the first part of the subclavian arteries close to the medial border of the scalenus anterior and supplying numerous muscles and bones in the head, neck, and back. Each is divided into three branches: the inferior thyroid, the suprascapular, and the transverse cervical.

thy·ro·cer·vi·cal trunk

(thī'rō-sĕr'vi-kăl trŭngk)
A short arterial trunk arising from the subclavian artery, giving rise to the suprascapular (which may instead arise directly from the subclavian artery) and terminating by dividing into the ascending cervical and inferior thyroid arteries.
Synonym(s): truncus thyrocervicalis [TA] .

thyrocervical trunk

A short, wide artery that branches from the first segment of the subclavian artery. Its branches include the inferior thyroid, subscapular, and superficial cervical arteries.
See also: trunk
References in periodicals archive ?
Thyrocervical trunk pseudoaneurysm following central venous catheterization.
Pseudoaneurysm of the thyrocervical trunk complicating percutaneous internal jugular-vein catheterization for haemodialysis.
5) The thoracic duct passes behind the great vessels and in front of the branches of the thyrocervical trunk and other vessels that branch off the subclavian artery.