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ThoraxMm
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Levator Costarum
Superior Attachment
: Transverse process of T7-T11
Inferior Attachment
: Subjacent ribs between tubercle and angle
Innervation
: Posterior rami of C8-T11
Actions
: Elevate ribs
Serratus Posterior Superior
Superior Attachment
: Nuchal ligament, spinous process of C7-T3
Inferior Attachment
: Superior borders of 2nd-4th ribs
Innervation
: 2nd-5th intercostal nn.
Actions
: Elevate ribs (largely proprioceptive)
Serratus Posterior Inferior
Superior Attachment
: Spinous processes of T11-L2 vertebrae
Inferior Attachment
: Inferior borders of 8th-12th ribs near their angles
Innervation
: 9th-11th intercostal nerves, subcostal (T12) nerve
Actions
: Depress ribs (largely proprioceptive)
Author
rustemk
ID
1662
Card Set
ThoraxMm
Description
I,A,O,N of the Thorax muscles
Updated
2009-11-25T15:44:26Z
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