LUMBAR VERTEBRA-SPINOUS PROCESS
From NeuroRehab.wiki
SUMMARY
1. Roughly horizontal, hatchet shaped
2. Thickened posteriorly for attachment of the supraspinous ligament
MUSCULAR ATTACHMENTS
3. Interspinales
4. Multifidus
Image: Case courtesy of Craig Hacking, Radiopaedia.org. From the case rID: 82813
Reference(s)
R.M.H McMinn (1998). Last’s anatomy: regional and applied. Edinburgh: Churchill Livingstone. Get it on Amazon.
Drake, Richard L., et al. Gray's Anatomy for Students. Elsevier, 2023. Get it on Amazon.