![The intermediate back muscles; serratus posterior superior and inferior

Jones, Oliver. “The Superficial Back Muscles - Attachments - Actions - TeachMeAnatomy.” Teachmeanatomy.info, 2014, teachmeanatomy.info/back/muscles/superficial/.](https://prod-files-secure.s3.us-west-2.amazonaws.com/2aa05644-4658-4c26-84d3-64c36b55fb6c/9f33e8df-4b6f-4e19-b547-f4ea1153f2ab/The_intermediate_back_muscles_serratus_posterior_superior_and_inferior.webp)

The intermediate back muscles; serratus posterior superior and inferior

Jones, Oliver. “The Superficial Back Muscles - Attachments - Actions - TeachMeAnatomy.” Teachmeanatomy.info, 2014, teachmeanatomy.info/back/muscles/superficial/.