Prevertebral muscles
- 1. PREVERTEBRAL MUSCLES SCALENOVERTEBRAL TRIANGLE CERVICAL SYMPATHETIC CHAIN Dr.VANI.P.C ASSISTANT PROFESSOR DEPARTMENT OF ANATOMY
- 2. 1. Longus Colli 2. Longus Capitis 3. Rectus Capitis Anterior 4. Rectus Capitis Posterior PREVERTEBRAL MUSCLES
- 3. LONGUS COLLI 1. Origin 2. Insertion
- 5. Upper part Anterior tubercles of transverse process of C3-C5 vertebrae Middle part Anterior surface of bodies of C5-C7 & T1-T3 vertebrae Lower part Anterior surface of bodies of T1—T3 vertebrae LONGUS COLLI - ORIGIN
- 6. LONGUS COLLI - INSERTION Upper part Anterior tubercles of Atlas Middle part Anterior surface of bodies of C2-C4 vertebrae Lower part Anterior tubercle of transverse process of C5-C6 vertebrae
- 7. LONGUS CAPITIS 1. Origin 2. Insertion
- 9. ORIGIN Anterior tubercles of transverse process of C3-C6 vertebrae INSERTION Inferior surface of basiocciput on either side of pharyngeal tubercle LONGUS CAPITIS
- 10. LONGUS – NERVE SUPPLY Ventral rami of C2 C3 C4 C5 C6 Cervical nerves
- 11. LONGUS – ACTION
- 12. RECTUS CAPITIS ANTERIOR 1. Origin 2. Insertion 3. Action
- 14. ORIGIN Anterior Surface Of Lateral Mass Of Atlas Root Of Transverse Process Of Atlas INSERTION Inferior Surface Of the basi-occiput infront of the Occipital condyles RECTUS CAPITIS ANTERIOR
- 15. RECTUS CAPITIS ANTERIOR – ACTION
- 16. RECTUS CAPITIS LATERALIS 1. Origin 2. Insertion 3. Action
- 18. ORIGIN Upper Surface Of Transverse Process Of Atlas INSERTION Inferior Surface Of the Jugular process Of Occipital Bone RECTUS CAPITIS LATERALIS
- 19. RECTUS CAPITIS LATERALIS – ACTION
- 20. RECTUS CAPITIS – NERVE SUPPLY Loop of communication between the ventral rami of C1 & C2
- 21. 1. Scalene anterior 2. Scalene medius 3. Scalene posterior PARAVERTEBRAL MUSCLES
- 22. ORIGIN Cervical vertebrae-anterior tubercle C3 to C6 INSERTION Scalene tubercle – First rib SCALENE ANTERIOR
- 23. ORIGIN Cervical vertebrae-Posterior tubercle INSERTION Upper surface of first rib SCALENE MEDIUS
- 24. ORIGIN Cervical vertebrae-Posterior tubercle C4 to C6 INSERTION Outer surface of second rib SCALENE POSTERIOR
- 25. SCALENE – NERVE SUPPLY Ventral rami of C4 C5 C6 Cervical nerves
- 28. SCALENOVERTEBRAL TRIANGLE CONTENTS First part of vertebral artery Cervical symphathetic chain- middle & inferior cervical ganglion Ansa subclavia
- 29. SCALENOVERTEBRAL TRIANGLE STRUCTURES IN FRONT Inferior thyroid artery Thoracic duct on left side only
- 31. 1. No white rami communicantes 2. Grey rami communicantes to each 8 cervical nerves 3. ORIGIN: Lateral horn cells of T1-T5 CERVICAL SYMPATHETIC CHAIN
- 32. SUPERIOR CERVICAL GANGLIA Infront of C2&C3 vertebrae Branches: 1. Gray rami communicantes: to Lower 4 cranial & upper 4 cervical nerves 2. Visceral: Laryngo-pharyngeal & cardiac 3. Vascular: internal & external carotid plexus
- 33. SUPERIOR CERVICAL GANGLIA Branches: 1. External petrosal nerve 2. Deep petrosal nerve 3. Communicating branch to ciliary ganglion 4. Nervus conarii
- 34. MIDDLE CERVICAL GANGLIA Infront of C6 vertebrae Branches: 1. Gray rami communicantes: to upper C5 & C6 nerves 2. Vascular: inferior thyroid plexus & ansa subclavia (it forms a loop around subclavian artery then joins the inferior ganglion 3. Visceral: tracheal, oesophageal & cardiac
- 35. INFERIOR CERVICAL GANGLIA Infront of neck of first rib Stellate ganglion Branches: 1. Gray rami communicantes: to C7 & C8 nerves 2. Vascular: vertebral and subclavian plexus 3. Visceral: cardiac