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Muscles of Thoracic Wall (Elevate Ribs (Levator Costarum (Posterior Rami…
Muscles of Thoracic Wall
Proprioception
Serratus Posterior Superior
2nd-5th Intercostal Nerves
Superior Attachment: Spinous Processes of C7-T3
Inferior Attachment: Superior Border of 2nd-4th Ribs
Serratus Posterior Inferior
Anterior Rami to T9-T12 spinal nerves
Inferior Attachment: Inferior borders of 8-12th Ribs
Superior Attachment: Spinous Process of T11-L2
Elevate Ribs
Levator Costarum
Posterior Rami of C8-T11
Inferior Attachment: Subjacent Ribs between the Tubercle and Angle of Ribs
Superior Attachment: Transverse Processes of T11-L2
Interchondral Part of Internal Intercostals
Inferior Attachment: Superior Border of Ribs
Superior Attachment: Inferior Border of Ribs
Intercostal Nerves
Interchondral Part of Innermost Intercostals
Inferior Attachment: Superior Border of Ribs
Intercostal Nerves
Superior Attachment: Inferior Border of Ribs
External Intercostals
Superior attachment: Inferior Border of Ribs
Inferior Attachment: Superior Border of Ribs
Intercostal Nerve
Depress Ribs
Interosseus Part of Innermost Intercostals
Intercostal Nerve
Superior Attachment: Inferior Border of Ribs
Inferior Attachment: Superior Border of Ribs
Interosseus Part of Internal Intercostals
Intercostal Nerve
Superior Attachment: Inferior Border of Ribs
Inferior Attachment: Superior Border of Ribs
Transversus Thoracic
Intercostal Nerve
Superior attachment: Posterior Surface of Lower Sternum
Inferior attachment: Internal surfaces of costal cartilages 2-6