Pectoralis minor muscle: Origin, insertion and action | Kenhub
WebAug 31, 2022 · The pectoralis minor muscle is one of the most superficial muscles on the anterior aspect of the chest or thoracic wall, located deep only to the pectoralis major muscle. It is one of the anterior axioappendicular (thoracoappendicular) muscles, together with the pectoralis major, subclavius and serratus anterior.
Pectoralis Minor - Physiopedia
WebPectoralis Minor - Physiopedia. Description. The pectoralis minor is triangular in shape and is located under the pectoralis major, and both form the anterior wall of the axilla. It originates from the margins of the third to fifth ribs adjacent to the costochondral junction.
Pectoralis minor - Wikipedia
WebPectoralis minor muscle (/ ˌ p ɛ k t ə ˈ r æ l ɪ s ˈ m aɪ n ər /) is a thin, triangular muscle, situated at the upper part of the chest, beneath the pectoralis major in the human body. It arises from ribs III-V; it inserts onto the coracoid process of the scapula. It is innervated by the medial pectoral nerve.
Pectoralis Minor Anatomy, Function & Diagram | Body Maps - Healthline
WebJan 19, 2018 · Pectoralis minor. The pectoralis minor is a thin, flat muscle found immediately underneath the pectoralis major. This is the smaller of the two pectoral muscles, or muscles of...
Muscles of the Pectoral Region - Major - Minor - TeachMeAnatomy
WebJan 18, 2024 · Muscles of the Pectoral Region. Written by Oliver Jones. Last updated January 18, 2024 • 38 Revisions •. 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 and subclavius.
Pectoralis Minor - Anatomy - Orthobullets
WebPectoralis Minor. Origin. 3rd to 5th ribs near their costal cartilages. Insertion. Medial border and superior surface of coracoid process of scapula. Action. Stabilizes scapula by drawing it inferiorly and anteriorly against thoracic wall. Innervation. …
Pectoralis Minor: Functional Anatomy Guide - King of the Gym
WebMay 27, 2016 · By Alex. Last updated on May 27, 2016. The pectoralis minor (L. pectus, chest ; minor, smaller.) is the smaller and lesser-known of the two chest muscles. It helps stabilize the scapula and is the prime mover in scapular downward rotation. It’s involved in other scapular movements, which I’ll cover later.
Pectoralis Minor - Attachments - Actions - TeachMeAnatomy
WebOct 7, 2022 · The pectoralis minor is a muscle of the anterior chest wall. It lies underneath the larger pectoralis major and contributes to the anterior wall of the axilla. Attachments: Originates from the 3rd-5th ribs and inserts into the coracoid process of the scapula. Function: Stabilises the scapula by drawing it anteroinferiorly against the thoracic wall.
Pectoralis Minor Muscle | Complete Anatomy - Elsevier
WebThe pectoralis minor muscle is found in the pectoral region of the thorax. It is a triangular convergent type of skeletal muscle. It is located: - anterior (superficial) to the third to fifth ribs and the serratus anterior and external intercostal muscles;
Pectoralis Minor: Action, Origin, Insertion, & Innervation
WebMay 5, 2023 · The pectoralis minor is a triangular muscle lying in the anterior thoracic region underneath its larger counterpart, the pectoralis major. It is one of the 4 anterior axioappendicular muscles, with the other 3 being the pectoralis major, serratus anterior, and subclavius. It may sometimes be referred to as ‘pecs’ minor in short. Anatomy.
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