Anatomy
·Upper Limb
Brachial Plexus
⭐ PREMIUM
The brachial plexus supplies all motor and most sensory innervation to the upper limb. Examiners love it because root values, branch origins and injury patterns are all testable.
ROOTS (C5–T1)
• Five ventral rami: C5, C6, C7, C8, T1.
• Parts mnemonic: "Read Their Damn Cadaver Books" → Roots, Trunks, Divisions, Cords, Branches.
• Prefixed (C4 contributes) and postfixed (T2 contributes) plexuses…
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