It arises from the anterior surface of the sternal half of the clavicle from breadth of the half of the anterior surface of the sternum, as low down as the attachment of the cartilage of the sixth or seventh rib; from the cartilages of all the true ribs, with the exception, frequently, of the first or seventh, and from the aponeurosis of the abdominal external oblique muscle. WebOct 7, 2024 · Innervation: Lateral and medial pectoral nerves. Fig 1 – The sternal and clavicular heads of the pectoralis major. Pectoralis Minor The pectoralis minor lies …
Anatomy, Shoulder and Upper Limb, Pectoral Muscles
Web5 rows · Aug 7, 2012 · Innervation The pectoralis major muscle is innervated by the lateral and medial pectoral nerves ... Innervation. The innervation is carried by the thoracodorsal nerve (C6-C8), a … Serratus anterior muscle (Musculus serratus anterior) The serratus anterior … Glenohumeral joint (Articulatio glenohumeralis) The glenohumeral, or … The intertubercular sulcus is an indentation located between the two tubercles. It is … This article will describe the anatomy and histology of the skin.. Undoubtedly, the … The subclavian artery is a paired arterial vessel of the thorax.The right and left … WebOct 12, 2024 · The subscapularis muscle is typically innervated by two distinct nerves, namely an upper and a lower subscapular nerve, both originating from the brachial plexus [ 4 ]. These two nerve branches cross the axillary vein dorsally to reach the subscapularis muscle [ 5 ]. Bergmann and colleagues reported that either the C5 and C6 nerve roots, or a ... gamma spectrometry
Pectoralis minor muscle - Origin, Insertion, Function, Exercise
WebNov 6, 2024 · Background . The presented study attempts to classify individual anatomical variants of the pectoralis major muscle (PM), including rare and unusual findings. Rare cases of muscular anomalies involving the PM or its tendon have been presented. An attempt has also been made to determine whether anatomical variations of the PM may … WebOct 7, 2024 · The pectoralis major is a muscle of the anterior chest wall. It is a large fan-shaped muscle, which is composed of a sternal head and a clavicular head. Attachments: … WebMay 31, 2024 · Pectoralis Major Innervation. Innervation refers to the process of delivering electrical impulses from the brain through a nerve or network of nerves. The nerve supply for the pectoralis major is ... black image css