![](https://teachmeanatomy.info/wp-content/uploads/The-Splenius-Muscles-of-the-Back.jpg)
The deep muscles of the back are well developed, and collectively extend from the sacrum to the base of the skull. They are associated with the movements of the vertebral column and the control of posture.
![](https://teachmeanatomy.info/wp-content/uploads/The-Deep-Intrinsic-Muscles-of-the-Back-Multifidus-and-Semispinalis.jpg)
The Intrinsic Back Muscles - Attachments - Actions - TeachMeAnatomy
![](https://www.nfpt.com/wp-content/uploads/Erector-Spinae-copy.jpg)
The Intrinsic Muscles of the Back: Getting the Musculature of the
![](https://boneandspine.com/wp-content/uploads/2016/09/forearm-extensors-muscles.jpg)
Muscles of Hand and Wrist
Muscles of The Anterior Thigh - Quadriceps - TeachMeAnatomy, PDF, Human Leg
4 - Muscles - Head and Trunk (Compatibility Mode), PDF, Vertebra
![](https://o.quizlet.com/dW5WSzJcKFSAEMB7-EVYFw_b.png)
The Intrinsic Back Muscles Diagram
![](https://d16qt3wv6xm098.cloudfront.net/dfFUtp6ZTFG0BOOUeF8frkCwRr23K8vO/_.png)
Muscles of the back: Video, Anatomy & Definition
![](https://samarpanphysioclinic.com/wp-content/uploads/2022/05/Rectus_abdominis.png)
Muscles Of The Back - Anatomy And Function Of All Back Muscles
4 - Muscles - Head and Trunk (Compatibility Mode), PDF, Vertebra
![](https://www.kenhub.com/thumbor/6EO3Vb5xwic9x7BzPSgFYWBDr40=/fit-in/1400x0/filters:fill(FFFFFF,true):watermark(/images/watermark_5000_10percent.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/overview_image/2247/NZgHbWoUPCUCbLpRF3B4aA_superficial-intermediate-deep-back-muscles_english.jpg)
Deep back muscles: Anatomy, innervation and functions
![](https://www.physio-pedia.com/images/thumb/a/a4/Muscles_of_the_back_erector_spinae_group_Primal.png/200px-Muscles_of_the_back_erector_spinae_group_Primal.png)
Back Muscles - Physiopedia