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  • Pectoralis major - Physiopedia
    The pectoralis major is the superior most and largest muscle of the anterior chest wall It is a thick, fan-shaped muscle that lies underneath the breast tissue and forms the anterior wall of the axilla [1] The pectoralis major is the most superficial muscle in the pectoral region
  • Pectoralis major: Origin, insertion, innervation,function | Kenhub
    The pectoralis major muscle is a broad superficial muscle found superficially in the anterior chest wall In males, it is covered by the deep layer of fascia, subcutaneous tissue and the adjacent skin In females, it is covered by the breast
  • Pectoralis muscle | Definition, Location, Function, Facts | Britannica
    Pectoralis muscle, any of the muscles that connect the front walls of the chest with the bones of the upper arm and shoulder There are two such muscles on each side of the sternum (breastbone) in the human body: the pectoralis major and the pectoralis minor
  • Pectoralis Major: Origin, Insertion, Action, Innervation, Diagram
    The pectoralis major is a large, triangular, or fan-shaped superficial muscle lying at the anteriormost position in the chest cavity It forms the front wall of the axilla, making up most of the chest and breast
  • Muscles of the Pectoral Region - Major - Minor - TeachMeAnatomy
    It contains four muscles that exert a force on the upper limb: the pectoralis major, pectoralis minor, serratus anterior and subclavius In this article, we shall look at the anatomy of the muscles of the pectoral region – their attachments, actions and innervation
  • Pectoralis Major Muscle Function, Origin Anatomy | Body Maps
    The pectoralis major muscle is a large muscle in the upper chest, fanning across the chest from the shoulder to the breastbone
  • Pectoralis Major Muscle - Origin, Insertion, Function, Exercise
    The pectoralis major serves as a powerful adductor and internal rotator of the humerus at the shoulder joint when the arm is in the anatomical position The clavicular part of the muscle flexes the humerus up to ninety degrees in a horizontal plane on its own
  • Pectoralis Major Muscle | Complete Anatomy - Elsevier
    The pectoralis major muscle is a large fan-shaped muscle that originates medially from the sternum, superiorly from the medial half of the clavicle, and inferomedially from the aponeurosis of the rectus abdominis muscle along the cartilaginous portion of the sixth rib
  • Pectoralis Major Muscle – Attachment, Action Innervation
    Pectoralis major is a thick, fan-shaped muscle contributing to the thoracobrachial motion It consists of a clavicular part and a sternal part, both converging to a flat tendon that inserts on the humerus It's innervated by both medial and lateral pectoral nerves





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