The pectoralis major (from Latin pectus ' breast ') is a thick, fan-shaped or triangular convergent muscle of the human chest. It makes up the bulk of the chest muscles and lies under the breast.

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 …

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 …

Nov 6, 2025 · 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 …

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 …

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 …

Mar 31, 2024 · Summary: This article discusses pectoralis major injury causes, signs, diagnosis, and available treatments. It reviews both nonsurgical and surgical treatment options, provides …

The pectoralis major is a large, fan-shaped, superficial muscle located on the anterior chest wall. It is one of the most powerful muscles of the upper body and plays a primary role in …

Explore the comprehensive anatomy of the pectoralis major muscle, its origin, insertion, actions, and clinical correlations.

The pectoralis major muscle, commonly referred to as the pecs, is a powerful and prominent muscle of the chest. Its size and location make it a significant muscle in the upper body, …