The serratus anterior muscle is a fan-shaped muscle at the lateral wall of the thorax. Its main part lies deep under the scapula and the pectoral muscles. It is easy to palpate between the pectoralis major and latissimus dorsi muscles. In athletic bodies the muscle may be even visible to the naked eye along the ribs underneath the axilla . The serratus anterior is a muscle of the chest. It originates at the side of the chest from the upper 8 or 9 ribs; it inserts along the entire length of the anterior aspect of the medial border of the scapula. It is innervated by the long thoracic nerve from the brachial plexus.
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Músculo Serrátil Anterior Origem, inserção e ação Kenhub
The serratus anterior is a muscle that attaches your shoulder blade, known as your scapula, to your rib cage. The muscle helps to move your scapula in various directions and is essential for proper shoulder function. The serratus anterior (SA) is a fan-shaped muscle that originates on the superolateral surfaces of the first to eighth or ninth ribs at the lateral wall of the thorax and inserts along the superior angle, medial border, and inferior angle of the scapula. Its main part lies deep under the scapula and the pectoral muscles. [1] The serratus anterior is a fan-shaped muscle that originates on the superolateral surfaces of the first to eighth ribs or the first to ninth ribs at the lateral wall of the thorax and inserts along the superior angle, medial border, and inferior angle of the scapula. The serratus anterior muscle is a muscle that originates from the upper eight or nine ribs and inserts onto the scapula (shoulder blade). It is a thin, broad muscle that wraps around the side of the ribcage and attaches to the scapula. Structure
Serratus Anterior Muscle Function; Pain Causes and Symptoms eHealthStar
The serratus anterior is a muscle of the anterior chest wall. It forms the medial border of the axilla region. Attachments: The muscle consists of several strips, which originate from the lateral aspects of ribs 1-8. They attach to the costal (rib facing) surface of the medial border of the scapula. Serratus anterior The serratus anterior muscle is divided into three parts which differ in origins and insertions; superior, middle and inferior.. Superior part - originates from the ribs 1-2 and intercostal fascia; inserts at the anterior surface of superior angle of scapula; Middle part - originates from the ribs 3-6; inserts along the anterior surface of the entire medial border of the scapula The serratus anterior a muscle that originates on the top surface of the eight or nine upper ribs. The serratus anterior muscle inserts exactly at the front border of the scapula, or. Musculus serratus anterior Quick Facts Origin Insertion Key Features & Anatomical Relations Actions & Testing List of Clinical Correlates References Quick Facts Origin: External surfaces of first to ninth ribs. Insertion: Medial border of scapula.
Learn more about your serratus anterior muscle
The serratus anterior muscle spans the upper eight or nine ribs. This muscle helps you rotate or move your scapula (shoulder blade) forward and up. Sometimes it's referred to as the. Dr. Ebraheim's educational animated video describes the anatomy of the Serratus Anterior muscle. Follow me on twitter:https://twitter.com/#!/DrEbraheim_UTMCS.
The serratus anterior isn't a huge muscle, especially given the outsized impact a well-developed one can have on your overall physique. This is the type of physical feature that catches the eye. This tutorial teaches you the anatomy of the serratus anterior muscle: origin, insertion, innervation and function. Test your knowledge of the ventral trunk.
3d rendered illustration of the serratus anterior muscle Stock Photo Alamy
Serratus anterior muscle is one of the four muscles of the pectoral region. Summary origin: lateral surface of 1st to 8th or 9th ribs insertion: medial border of the scapula innervation: long thoracic nerve action: draws the scapula anteriorly against the chest wall when the scapula is fixed, assists in respiration Gross anatomy The name of the serratus anterior muscle refers to its finger-like muscular origins that look serrated. "Serratus" comes from the Latin serrare meaning "to saw." The other part of this muscle's name, anterior, refers to the muscle's location on the front or anterior side of the body. Interestingly, many people refer to serratus as.
