WebTwo subdivisions are formed within the posterior triangle: Occipital Triangle and the Subclavian/Supraclavicular Triangle. Occipital Triangle [edit edit source] ... Blood vessels: subclavian artery and vein; Nerves: brachial plexus trunks and nerve to subclavius muscle; Lymphatics: supraclavicular lymph nodes ... Web29 Apr 2024 · The subclavian artery supplies the lower regions of the neck, close to the thorax. Subclavian artery. Origin. Left subclavian artery: direct branch of the aorta; Right …
Upper extremity-I - TOPOGRAPHIC ANATOMY OF THE UPPER …
WebSubclavian artery: Branches: Basilar artery Posterior spinal artery Anterior spinal artery Posterior inferior cerebellar artery: Vein: Vertebral vein: Identifiers; Latin: Arteria vertebralis: MeSH: D014711: TA98: A12.2.08.002: TA2: ... Triangle of the vertebral artery is a region within the root of the neck and has following boundaries: Web5 Dec 2024 · The suprascapular artery runs inferolaterally towards the superior border of scapula, posterior to the internal jugular vein and sternocleidomastoid muscle. On its course, it gives off small muscular branches that supply the sternocleidomastoid, subclavius and infraspinatus muscles. margaret fleming mother
Vascular Anatomy of the Upper Extremity Radiology Key
Web22 Mar 2024 · posterior triangle of the neck dorsal scapular nerve long thoracic nerve brachial plexus Trunks The roots form three trunks that are located in the neck: Upper trunk of the brachial plexus (C5 and C6): The suprascapular and subclavian nerve originate here. Middle trunk of the brachial plexus (C7) Lower trunk of the brachial plexus (C8 and T1) Web25 Jul 2024 · The most prominent vascular structure of the posterior triangle is the subclavian artery. This artery is found in the subclavian triangle and becomes ensheathed in prevertebral fascia as it crosses deep to the anterior scalene muscle. Directly medial to the anterior scalene, the subclavian artery gives off the thyrocervical trunk, which further ... Web9 Nov 2024 · The subclavian vein remains at the lower border of the triangle.[7] Compression of these vascular structures can lead to weakness, numbness, and vascular compromise. [8] Nerves Within the upper part of … kummer ridge campground