Iliocostalis Thoracis Flashcards

1
Q

origin

A

upper borders of lower 6 ribs, medial to insertion of iliocostalis lumborum

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2
Q

insertion

A

upper 6 ribs, sometimes TPs of C7

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3
Q

innervation

A

dorsal rami T1-T12

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4
Q

blood supply

A

posterior intercostal arteries

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5
Q

actions

A

extension of vertebral column

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