Thorax - transverse sectionYou selected: erector spinaeThe erector spinae muscles run the length of the vertebral column. They allow the bending and rotation of the spine. They are also the most common cause of muscle spasms and lower back pain.lungs | ribs | right atrium | left atrium | right ventricle | left ventricle | serratus anterior | latissimus dorsi | erector spinae | pectoralis major | Information Module Name: thorax Module Title: Thorax - transverse section Image Info: Gross specimen. Created by: Lynn Bry Contact Email:bryl@medicine.wustl.edu Last modified: Dec 12th, 1996 Created with Annotation 1.0 |