Innermost intercostal muscle

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Innermost intercostal muscle
Latin musculus intercostalis intimus
Origin
Insertion   
Artery: intercostal arteries
Nerve: intercostal nerves
Action:
Dorlands
/Elsevier
m_22/12549384

The Innermost intercostal muscle is a layer of intercostal muscle beneath the intercostal nerves and internal intercostal muscles.

These are divided into transversus thoracis anteriorly, lateral muscle slips laterally and subcostalis posteriorly.

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