Músculo escaleno médio - Musculus scalenus medius

Hierarquia Anatômica

Termos gerais > Miologia > Músculo do pescoço > Músculo escaleno médio

Traduções

Descrição

The middle scalene muscle originates from middle portion of the first rib to the transverse processes of the 6th to 3rd vertebrae. It is located dorsally from the ventral scalene muscle. In many species, it is separated with ventral scalene by the brachial plexus, but this boundary is not present in carnivores like dogs, causing a lot of problem of definition...

Origin: middle portion of first rib

Insertion: transverse processes of C3-C6 (Su also C1 and C2)

Action: Draws the neck downward. In unilateral action, to bend the neck sideward. When the neck is fixed, the supracostal part can act in inspiration.

Nerve: ventral branches of the cervical and thoracic nerves.




Miller's Anatomy of the Dog, 4th Edition - Evans & de Lahunta- Elsevier
Illustrated Veterinary Anatomical Nomenclature - 3rd edittion - Gheorghe M. Constantinescu, Oskar Schaller - Enke

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