intrinsic Back Muscles
Erector Spinae – Longissumus – Functional Anatomy
Overview of anatomy Longissimus is part of the erector spinae group, which also includes iliocostalis and spinalis. Like the others,…
Erector Spinae – Iliocostalis – Functional Anatomy
Overview of anatomy Iliocostalis is part of the erector spinae group, which also includes longissimus and spinalis. Iliocostalis, like the…
Serratus Posterior Superior – Functional Anatomy
Here, you will find a functional overview of the anatomy of the serratus posterior superior. I also explore its role…
Serratus Posterior Inferior – Functional Anatomy
Serratus Posterior Inferior Origin The spinous processes of T11-L2 Insertion the inferior border of the last four ribs, just lateral…
Semispinalis Thoracis – Functional Anatomy
Semispinalis Thoracis Semispinalis Thoracis connects T7-T10 to C6-T4 trapping T5-T6 in the middle. Origin - transverse processes of T6-T10 Insertion -…
Semispinalis Cervicis – Functional Anatomy
Overview Semispinalis cervicis fits between the deeper multifidi and the more superficial erectors and serratus anterior. It is a thin…
Quadratus Lumborum – Functional Anatomy
quadratus lumborum with iliolumbar ligament - posterior view Overview Quadratus lumborum means "the square muscle in the low back." It…
Rotatores and Multifidi – Functional Anatomy
Multifidi and Rotatores Multifidi and rotatores form a thick band of muscles that fill the lamina groove. They connect the…