Muscle Palpation - Deltoid

This is a detail, step by step, description on how to palpate deltoid muscle by Keith Bootsma, RMT.

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Origins:
1- Anterior fibers: Lateral 1/3 of the Clavicle
2- Lateral fibers: Acromion Process of Scapula
3- Posterior fibers: Spine of the Scapula

Insertion:
Deltoid tuberosity of the Humerus

Functions:
1- Flexion of the Arm @ the GH Joint [Anterior Fibers]
2- Medial Rotation of the Arm @ the GH Joint [Anterior Fibers]
3- Horizontal Adduction of the Arm @ the GH Joint [Anterior fibers]
4- Extension of the Arm @ the GH Joint [Posterior Fibers]
5- Lateral Rotation of the Arm @ the GH Joint [Posterior Fibers]
6- Horizontal Abduction of the Arm @ the GH Joint [Posterior Fibers]
7- Abduction of the Arm @ the GH Joint [Entire Muscle]

Nerve:
Axillary Nerve