Spinalis thoracis muscle - Musculus spinalis thoracis


The spinalis thoracis is the thoracic part of the spinalis muscle that attaches to thoracic vertebral spinous processes and continues forward as spinalis cervicis.

Origin: Extending across the spinous processes of one or more thoracic vertebrae, and sometimes last cervical vertebra

Insertion: extends forward as spinalis cervicis

Action: Extends the neck; in unilateral action to raise the neck obliquely and turn it to one side.

Nerve: Dorsal branches of the lumbar and thoracic nerves

Text by Antoine Micheau, MD - Copyright IMAIOS
Veterinary Anatomy of Domestic Mammals: Textbook and Colour Atlas, Sixth Edition - Horst Erich König, Hans-Georg Liebich - Schattauer - ISBN-13: 978-3794528332
Illustrated Veterinary Anatomical Nomenclature - 3rd edittion - Gheorghe M. Constantinescu, Oskar Schaller - Enke
Miller's Anatomy of the Dog, 4th Edition - Evans & de Lahunta- Elsevier
Anatomie comparée des mammifères domestiques - 5th edtion - Robert Barone - Vigot


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