Lifecraft
Dos

Dos

Érecteurs du rachis

Musculus erector spinae

A muscle group running along the spine; keeps the trunk upright and controls forward bending.

Fonction
Spinal extension and maintenance of upright posture.
Origine
Sacrum, iliac crest and the lower vertebrae.
Insertion
Extends up to the ribs, vertebrae and the mastoid process.

Synergistes / Antagonistes

Exercices qui travaillent ce muscle