Muscle Palpation - Pectoralis Major [Updated] [ASMR]

Muscle Palpation - Pectoralis Major
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This is a detailed, step by step, description on how to palpate pectoralis major muscle by Keith Bootsma, RMT.
Origins:
1- Clavicular Head: Medial Half of Clavicle
2- Sternocostal Head: Sternum & Costal Cartilages of 1st and 7th Ribs
Insertions:
1- Lateral Lip of Intertubercular (Bicipital) Sulcus of Humerus
2- Aponeurosis of External Abdominal Oblique Muscle
Functions:
1- Flexion of the Arm @ the Shoulder Joint [Clavicular Head]
2- Adduction of the Arm @ the Shoulder Joint
3- Medial Rotation of the Arm @ the Shoulder Joint
4- Extension of the Arm @ the Shoulder Joint (Flexed Arm)
5- Horizontal Adduction of the Arm @ the Shoulder Joint
Nerve:
Medial & Lateral Pectoral Nerves

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