Table des matières
Quels sont les muscles érecteurs du rachis?
Les muscles érecteurs du rachis représentent un groupe de 3 muscles situés dans la région lombaire du dos: les muscles ilio-costal, longissimus et épineux. Ce sont des érecteurs de la colonne vertébrale, responsable de l’effet d’auto-grandissement.
Comment muscler les extenseurs du rachis?
«Dans la même position, placez vos bras en croix, paumes vers le sol. Serrez les fesses, rapprochez les omoplates et décollez les membres supérieurs et le thorax en maintenant la position 3 à 5 secondes. Répétez l’exercice 10 fois par séance». «Dans la même position, les bras le long du corps.
What is the erector spinae?
Introduction. Erector spinae is group of muscles of back which extends the vertebreal column. It is also known as sacrospinalis and extensor spinae in some texts. It is paired formed of 3 other muscles and tendons and runs more or less vertically. It extends throughout the lumbar, thoracic and cervical regions, and lies in the groove to the side…
What are the three main muscles of the erector spinae?
The three main muscles of the erector spinae are: The spinalis is the smallest muscle of the erector spinae, and the closest to the spine. It enables you to turn/rotate side to side and it is partly responsible for controlling your head when you look up. This is the middle part of your erector spinae and the largest muscle.
What is the most lateral of the erector spinae?
Iliocostalis is the most lateral of the muscles in the erector spinae group. It can be further subdivided into two smaller muscles, the iliocostalis lumborum and iliocostalis cervicis. Spinalis thoracis originates on the spinous processes from about T10 – L3.
What fascia covers the erector spinae?
Erector spinae are covered by the thoracolumbar fascia in the thoracic and lumbar regions. They lie deep to the serratus posterior inferiorly and rhomboids and splenius muscles superiorly. The erector spinae group is the main extensor of the vertebral column.