-space of transition through which structures found in the root of the neck and upper thorax make their way to the upper limb.
-bone and muscles define the boundaries
-axillary artery and vein
-lymphatic channels and nodes
-BIG chucks of fat w/ tough fascia
What is the Axillary sheath?
Ventral primary rami of C5-8 and T1. Also contributions from either C4 or T2 are possible.
The plexus is formed by a merger of the primary rami followed by a split and completed by another merger.
Roots and Trunks
What is termed the root of the plexus?
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