What Is a Facet Joint?
A facet joint is a small synovial joint between the back parts of neighboring spinal bones. Facet joints guide and limit spinal movement while helping the spine stay stable. Each joint has smooth cartilage and a surrounding capsule that allows controlled motion in the neck, mid-back, and lower back.
Quick Facts About Facet Joint
Category
Spinal joint
Used for
Guiding spinal motion
Common confusion
Often confused with spinal discs
Also called
Zygapophyseal joint, Z-joint
Often discussed with
Back Pain Treatment
Key Takeaways About Facet Joint
- Facet joints sit behind neighboring spinal bones.
- They guide bending and twisting in the spine.
- They are not the same as spinal discs.
How Facet Joint Works
The facet joint connects the back portions of nearby vertebrae. Its smooth surfaces meet inside a capsule, which supports motion and helps limit excessive movement. Small muscles and ligaments also help control the joint during daily activity.
Related glossary terms: Joint Mobility, Lumbar Lordosis, Range Of Motion.
A synovial joint contains a thin lining and a small amount of fluid that reduce friction. Facet joints work with spinal discs as part of the spinal motion segment. Together, these structures let you bend, rotate, and return your spine to a steady position.
A back pain assessment may consider the location of symptoms, spinal movement, and nearby muscle tension. These findings help separate facet joint concerns from problems linked to discs, nerves, or other tissues.
From the Arrowhead Clinic Chiropractor Decatur team
When we assess facet joint involvement during Back Pain Treatment, we review your symptoms and watch how your spine moves. We also check nearby muscles and joints, since several tissues can produce similar back pain patterns.
Facet Joint in Practice: A Real-World Example
A person may feel pain near one side of the lower back during extension or rotation. A clinical assessment can examine that movement and compare it with nearby muscles, discs, and nerves.
Related Services
Related Terms
Joint Mobility
Joint Mobility is the amount and quality of movement available at a joint. It depends on…
Lumbar Lordosis
Lumbar Lordosis is the natural inward curve of the lower spine. This curve helps the spine…
Range Of Motion
Range Of Motion is the amount and direction a joint can move through its available path…
Spinal Traction
Spinal traction is a controlled pulling force applied along the spine to create gentle space between…
Arrowhead Clinic Chiropractor Decatur
Have Questions About Facet Joint?
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