Facet Joints: Difference between revisions

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'''Original Editor '''- [[User:Rachael Lowe|Rachael Lowe]]
'''Original Editor '''- [[User:Rachael Lowe|Rachael Lowe]]  


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== Description  ==
== Description  ==


[[Image:Facet_Joints.png|thumb|right|Illustration highlighting facet joint articulation between two vertebrae]]Also known as zygapophyseal or apopphyseal joint, is a synovial joint between the superior articular process of one vertebra and the inferior articular process of the vertebra directly above it. There are two facet joints in each spinal motion segment.
[[Image:Facet Joints.png|thumb|right|Illustration highlighting facet joint articulation between two vertebrae]]Also known as zygapophyseal or apopphyseal joint, is a synovial joint between the superior articular process of one vertebra and the inferior articular process of the vertebra directly above it. There are two facet joints in each spinal motion segment.  


<span>&nbsp;</span>&nbsp;
The facet joints are situated between the pedicle and lamina of the same vertebra and form the articular pillars that act to provide structural stability to the vertebral column as a whole.


== Articulating Surfaces  ==
== Articulating Surfaces  ==


Superior articular facet on the superior process of the vertebra below with the inferior articular facet on the inferior articular process of the vertebra above.
Articular facet on the superior process of the vertebra below with the articular facet on the inferior articular process of the vertebra above.  


== Ligaments &amp; Joint Capsule<br>  ==
== Ligaments &amp; Joint Capsule<br>  ==


== Muscles  ==
The posterior ligamentous complex acts to stabilise the vertebral column and hold the facet joints of the neighbouring vertebrae in fixed relation with each other. &nbsp;It&nbsp;is made up of the following structures:


== Motions Available  ==
*[[Posterior_longitudinal_ligament|posterior longitudinal ligament]]
*facet joint capsule
*[[Ligamentum_flavum|ligamentum flavum]]
*[[Interspinous ligament|interspinous ligament]]
*[[Supraspinous ligament|supraspinous ligament]]<br>


<span style="line-height: 1.5em;" />Movements are coupled.
== <span style="line-height: 1.5em;">Motions Available</span> ==
 
Movements are coupled.
 
== <span style="line-height: 1.5em;">Function</span>  ==
 
Guide and limit movement of the spinal motion segment.
 
Contribute to stability of each motion segment.


== <span style="line-height: 1.5em;">Function</span> ==


Guide and limit movement of the spinal motion segment.


== Resources  ==
== Resources  ==

Revision as of 16:05, 31 January 2014

Description[edit | edit source]

Illustration highlighting facet joint articulation between two vertebrae

Also known as zygapophyseal or apopphyseal joint, is a synovial joint between the superior articular process of one vertebra and the inferior articular process of the vertebra directly above it. There are two facet joints in each spinal motion segment.

The facet joints are situated between the pedicle and lamina of the same vertebra and form the articular pillars that act to provide structural stability to the vertebral column as a whole.

Articulating Surfaces[edit | edit source]

Articular facet on the superior process of the vertebra below with the articular facet on the inferior articular process of the vertebra above.

Ligaments & Joint Capsule
[edit | edit source]

The posterior ligamentous complex acts to stabilise the vertebral column and hold the facet joints of the neighbouring vertebrae in fixed relation with each other.  It is made up of the following structures:

Motions Available[edit | edit source]

Movements are coupled.

Function[edit | edit source]

Guide and limit movement of the spinal motion segment.

Contribute to stability of each motion segment.


Resources[edit | edit source]

Recent Related Research (from Pubmed)[edit | edit source]

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References[edit | edit source]

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