The longissimus thoracis is the intermediate and largest of the continuations of the sacrospinalis.[WP]. intermediate erector spinae muscle of back; origin, with iliocostalis and from transverse processes of lower thoracic vertebrae; insertion, by lateral slips into most or all of the ribs between angles and tubercles and into tips of transverse processes of upper lumbar vertebrae, and by medial slips into accessory processes of upper lumbar and transverse processes of thoracic vertebrae; action, extends vertebral column; nerve supply, dorsal primary rami of thoracic and lumbar spinal nerves[Stedmans]. [ ]

Synonyms: longissimus dorsi longissimus thoracis musculus longissimus dorsi musculus longissimus thoracis longissimus dorsi muscle

This is just here as a test because I lose it

Term information



depicted by

editor note

TODO - add logical definition to determine if AAO class belongs here. Classified as erector spinae in AAO

external definition

Epaxial muscle which originates on the antero-lateral urostyle and inserts variably along the neural spines and transverse processes of the presacral vertebrae to the exoccipital bone.[AAO]



Term relations

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