Pectoralis major - Wikipedia
The pectoralis major's primary functions are flexion, adduction, and internal rotation of the humerus. The pectoral major may colloquially be referred to as "pecs", "pectoral muscle", or …
Pectoralis major: Origin, insertion, innervation,function ...
Nov 3, 2023 · 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 …
Pectoralis Major: Origin, Insertion, Action, Innervation, Diagram
May 5, 2023 · 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 …
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 …
Muscles of the Pectoral Region - Major - Minor - TeachMeAnatomy
Nov 6, 2025 · The pectoral region is located on the anterior chest wall. It contains four muscles that exert a force on the upper limb: the pectoralis major, pectoralis minor, serratus anterior …
Pectoralis Major Muscle - Origin, Insertion, Function, Exercise
Aug 20, 2018 · The pectoralis major is a prominent muscle located in the chest region of the human body. It is a large, fan-shaped muscle that plays a crucial role in the movement of the …
Pectoralis Major Muscle | Complete Anatomy - Elsevier
Explore the comprehensive anatomy of the pectoralis major muscle, its origin, insertion, actions, and clinical correlations.
Pectoralis Major Muscle – Anatomy Breakdown (Origin ...
Sep 8, 2025 · Learn the anatomy of the Pectoralis Major muscle—covering origin, insertion, function, innervation, and clinical insights. Anatomy Breakdown by Treadwell, DPT.
Pectoralis muscle | Definition, Location, Function, & Facts ...
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 …
Pectoralis major muscle - Structure, Function and Location
The pectoralis major muscle is located in the chest region of the human body. It is a broad, triangular muscle that originates from the sternum, clavicle, and the outer surfaces of the ribs.