Faisceau postérieur - Fasciculus posterior

Description

  • The anterior divisions of the upper and middle trunks of the brachial plexus unite to form a cord, which is situated on the lateral side of the second part of the axillary artery, and is called the lateral cord or fasciculus of the plexus. 
    • Musculocutaneous: 5, 6, 7 C
    • Lateral anterior thoracic: 5, 6, 7 C
    • Lateral head of median: 6, 7 C
     
  • The anterior division of the lower trunk passes down on the medial side of the axillary artery, and forms the medial cord or fasciculus of the brachial plexus. 
    • Medial anterior thoracic: 8 C, 1 T
    • Medial antibrachial cutaneous: 8 C, 1 T
    • Medial brachial cutaneous: 8 C, 1 T
    • Ulnar: 8 C, 1 T
    • Medial head of median: 8 C, 1 T
     
  • The posterior divisions of all three trunks unite to form the posterior cord or fasciculus of the plexus, which is situated behind the second portion of the axillary artery.
    • Upper subscapular: 5, 6 C
    • Lower subscapular: 5, 6 C
    • Thoracodorsal: 5, 6, 7 C
    • Axillary: 5, 6 C
    • Radial: 6, 7, 8 C, 1 T
     

Définition rédigée par Dr. A. Micheau - Dans le cadre du droit d'auteur d'IMAIOS - 2016 de http://www.imaios.com

Images

Télécharger e-Anatomy

Utilisateurs mobile et tablet, vous pouvez télécharger e-Anatomy sur l'Appstore ou sur GooglePlay.

e-Anatomy sur l'Appstore e-Anatomy sur Googleplay