اناٹومی مطالعاتی نوٹ · Thorax
Levatores costarum
Twelve pairs of small triangular muscles at the back of the thorax, each running from a transverse process to the rib below.
اہم نکات
- 12 pairs: transverse process (C7–T11) → rib below.
- Posterior rami of thoracic nerves.
- Elevate ribs; probably proprioceptive.
- Trunk muscles: from myotomes of the somites.
- Dorsal part → dorsal-ramus muscles; ventral part → ventral-ramus muscles.
- Skeletal muscle: multinucleated, peripheral nuclei, striated.
- Epimysium → perimysium → endomysium.
اٹلس میں مکمل نوٹ میں یہ بھی شامل ہے
Origin · Insertion · Action · Nerve supply · Histology · Development
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. 4, PDF pp. 494, 503
- Inderbir Singh’s Human Embryology, ch. 7, PDF pp. 108–109
- BRS Cell Biology & Histology, 7th ed., ch. 8, PDF pp. 135–144
thorax سے مزید
- Lung
- Lymph nodes of the thoracic wall
- Main and lobar bronchi
- Mediastinal and tracheobronchial lymph nodes
- Mitral valve
- Pulmonary trunk
- Pulmonary valve
- Pulmonary veins
- Ribs
- Right atrium
- Right coronary artery
- Right ventricle
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