083 The Origin, Insertion, and Action of Pectoralis Minor

Leslie Samuel discusses the pectoralis minor muscle, covering its origin, insertion, and action. The muscle originates from the anterior surface of ribs 3-5 and inserts on the medial aspect of the coracoid process of the scapula. Its primary function is to stabilize the scapula by pulling it inferiorly and anteriorly. The video concludes with a review of these key points.

What is the difference in size and effect between the pectoralis minor and pectoralis major?

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How does the pectoralis minor contribute to the stabilization of the scapula?

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