Pectoralis Minor - Made simple

Описание: Pectoralis Minor: Anatomy, Function, & Why It Matters for Posture!
Struggling with rounded shoulders or mysterious shoulder pain? The culprit might be your pectoralis minor! This small but mighty muscle, hiding deep in your chest, is critical for shoulder health and good posture. In this deep dive, we're covering the anatomy, function, and clinical relevance of the pec minor, including its link to Thoracic Outlet Syndrome!

Topics Covered
✔ Origin
✔ Insertion
✔ Nerve Supply
✔ Actions
✔ Relations
✔ Applied Anatomy

Key Concepts
• Muscle of anterior wall of axilla
• Lies deep to pectoralis major
• Landmark for axillary artery parts
• Helps in respiration (accessory muscle)

Clinical Importance
• Axillary artery aneurysm
• Thoracic outlet syndrome
• Pectoralis minor syndrome
• Trauma & entrapment of neurovascular bundle

📌 Exam Points
• Origin: Ribs 3,4,5
• Insertion: Coracoid process of scapula
• Nerve Supply: Medial pectoral nerve
• Action: Protraction & downward rotation of scapula
• Accessory muscle of respiration


0:00 - Start
0:02 - Introduction to pectoralis minor
1:23 - Anatomy and origin of pectoralis minor
5:48 - Nerve supply of pectoralis minor
6:38 - Actions of pectoralis minor

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