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Anterior arm regional video     Arm layers  links    Electronic dissector    Structure locator

Anterior arm
Layer 4- Muscles  layer


1 head of humerus 2 pectoralis minor reflected 3 coracoacromial arch 4 intertubercular sulcus 5 brachial artery/brachial vessels  6  median nerve 7 musculocutaneous nerve 8 median nerve of forearm 9 thoracodorsal nerve


Museum specimen

Museum diagram

Gross anatomy Museum

Click to dissect from muscle layer of anterior arm (layer 4) to neurovascular bundle of anterior arm (layer 5)

Layer's theory



Electronic School of Medicine <>
Museum of Human Anatomy <>







Electronic School of Medicine
Creator: Oluwole Ogunranti