The axillary arch is an anatomical variant characterised by a muscular or musculo‐tendinous slip usually originating from the latissimus dorsi and inserting into the pectoralis major, coracoid process ...
The brachial plexus is a rich network of nerves that originates in the upper spinal cord and extends to the upper extremities. It transmits sensory and motor impulses to each arm, hand, and shoulder.