اناٹومی مطالعاتی نوٹ · Upper limb
Nerve to subclavius
A small branch of the upper trunk (C5, 6) that supplies subclavius and the sternoclavicular joint.
اہم نکات
- Upper trunk, C5–6.
- Supplies subclavius and the sternoclavicular joint.
- May give an accessory phrenic nerve.
- 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.
اٹلس میں مکمل نوٹ میں یہ بھی شامل ہے
Histology · Development · طبی اہمیت
مفت سائن اِن کریں تاکہ اسے 3D ماڈل پر دیکھیں، مکمل نوٹ پڑھیں اور اس پر سوالات کی مشق کریں۔
ماخذ
- Snell’s Clinical Anatomy by Regions, 10th ed., ch. 3, PDF pp. 340, 395–398
- 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
upper limb سے مزید
- Palmar aponeurosis
- Palmaris longus
- Pectoral nerves
- Pectoralis major
- Pectoralis minor
- Phalanges of the hand
- Pronator quadratus
- Pronator teres
- Radial artery
- Radial nerve
- Radioulnar joints and interosseous membrane
- Radius
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