اناٹومی مطالعاتی نوٹ · Upper limb

Brachial plexus

The network of nerves, formed in the neck and axilla from the anterior rami of C5–T1, that supplies the upper limb.

اہم نکات

C5–T1 anterior rami: Roots, Trunks, Divisions, Cords, Branches ("Robert Taylor Drinks Cold Beer").
Upper trunk C5–6, middle C7, lower C8–T1.
Cords named by relation to the 2nd part of the axillary artery.
Erb (C5–6): waiter's tip. Klumpke (T1): claw hand.
Five terminal nerves: musculocutaneous, median, ulnar, axillary, radial.
Upper limb nerves: C4–T2 segments; lower limb: L2–S2.
Ventral root: basal-lamina neurons. Dorsal root: neural-crest ganglion cells.
Nerve: epineurium → perineurium (blood–nerve barrier) → endoneurium.
Cut nerve: Wallerian degeneration; regrows 0.5–3 mm/day.

Relations · خصوصیات · Branches · Histology · Development · طبی اہمیت

مفت سائن اِن کریں تاکہ اسے 3D ماڈل پر دیکھیں، مکمل نوٹ پڑھیں اور اس پر سوالات کی مشق کریں۔

Snell’s Clinical Anatomy by Regions, 10th ed., ch. 3, PDF pp. 328–340, 353–357
Inderbir Singh’s Human Embryology, ch. 17, PDF pp. 318, 321, 323–325; ch. 10, PDF pp. 143–144
BRS Cell Biology & Histology, 7th ed., ch. 9, PDF pp. 163–166, 171–172