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Brachial plexus - Coggle Diagram
Brachial plexus
roots
lie in posterior triangle, pass between ant and middle scalene muscles
receive grey rami communicans, post ganglionic fibres
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cords
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medial cord, lies closer to body wall
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terminal nerve branches
lateral cord
lateral pectoral nerve, before forming musculocutaneous and lateral root of median nerve
medial cord
medial pectoral nerve and 2 cutaneous nerves before ending in ulnar nerve and medial root of median nerve
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identification
axillary nerve wraps around humerus neck, passes through quadrangular space
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