Anatomical reminder This muscle group is made up of: superficial fibers: longissimus and iliocostals deep fibres: multifidus, long and short rotators Description Surface fibers: 1 -Longissimus of the head 2 – Iliocostal thoracic 3 –
Anatomical reminder Description It is made up of 3 groups of fibres: At the top, muscle fibers insert on the first rib and join behind the scapula. Intermediate, groups of fibers are inserted on the