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Peripheral Nervous System - Histology (view source)
Revision as of 15:01, 14 August 2009
, 15:01, 14 August 2009New page: {{unfinished}} {{toplink |linkpage =Nervous and Special Senses - Anatomy & Physiology |linktext =Nervous and Special Senses |maplink = Nervous System and Special Senses (Content Map) - Ana...
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{{toplink
|linkpage =Nervous and Special Senses - Anatomy & Physiology
|linktext =Nervous and Special Senses
|maplink = Nervous System and Special Senses (Content Map) - Anatomy & Physiology
|pagetype =Anatomy
}}
<br>
===Histology of Myelinated Nerves===
[[Image:WIKIVETmyleinatednerveinsmallfibre.jpg|thumb|right|150px|Myelinated Nerve in Small Fibre - Copyright John Bredl]]
====Histology of Myelninated Nerve with lipid stain====
[[Image:WIKIVETmyeinatednerveinsmallfibrelipdstained.jpg|thumb|right|150px|Myelinated Nerve in Small Fibre, Lipid Stained - Copyright John Bredl]]
The myelin stained here gives the nerve it's shape and support.
The perineurium and endoneurium provide a constant environment for the nerve fibres.
====Histology of Myelinated Nerve (longitudinal section)====
[[Image:WIKIVETmyelinatednervesinsmallfibreinlongittudinlsection.jpg|thumb|right|150px|Myelinated Nerve in Small Fibre, in Longitudinal Section - Copyright John Bredl]]
===Histology of Ganglion===
====Histology of Autonomic Ganglion====
[[Image:WIKIVETautonomicganglion.jpg|thumb|right|150px|Autonomic Ganglion - Copyright John Bredl]]
====Histology of Dorsal Root Ganglion====
[[Image:WIKIVETdorsalrootganglion.jpg|thumb|right|150px|Dorsal Root Ganglion - Copyright John Bredl]]
====Comparison of the histology of the ganglion====
{| style="width:75%; height:200px" border="1"
!'''Autonomic Ganglion'''
!'''Dorsal Root Ganglion'''
|-
| Multipolar cells
| Pseudo-unipolar cells
|-
| Satellite cell layer incomplete.
(amphicytes)
| Satellite cells form complete covering.
(amphicytes)
|-
| Satellite cell layer incomplete.
(amphicytes)
| Satellite cells form complete covering.
(amphicytes)
|-
| Cells and fibre tracts interspersed.
| Cells and fibre tracts in separate regions.
|-
| Nucleus usually off centre.
| Nucleus centrally placed.
|-
|}
{{toplink
|linkpage =Nervous and Special Senses - Anatomy & Physiology
|linktext =Nervous and Special Senses
|maplink = Nervous System and Special Senses (Content Map) - Anatomy & Physiology
|pagetype =Anatomy
}}
<br>
===Histology of Myelinated Nerves===
[[Image:WIKIVETmyleinatednerveinsmallfibre.jpg|thumb|right|150px|Myelinated Nerve in Small Fibre - Copyright John Bredl]]
====Histology of Myelninated Nerve with lipid stain====
[[Image:WIKIVETmyeinatednerveinsmallfibrelipdstained.jpg|thumb|right|150px|Myelinated Nerve in Small Fibre, Lipid Stained - Copyright John Bredl]]
The myelin stained here gives the nerve it's shape and support.
The perineurium and endoneurium provide a constant environment for the nerve fibres.
====Histology of Myelinated Nerve (longitudinal section)====
[[Image:WIKIVETmyelinatednervesinsmallfibreinlongittudinlsection.jpg|thumb|right|150px|Myelinated Nerve in Small Fibre, in Longitudinal Section - Copyright John Bredl]]
===Histology of Ganglion===
====Histology of Autonomic Ganglion====
[[Image:WIKIVETautonomicganglion.jpg|thumb|right|150px|Autonomic Ganglion - Copyright John Bredl]]
====Histology of Dorsal Root Ganglion====
[[Image:WIKIVETdorsalrootganglion.jpg|thumb|right|150px|Dorsal Root Ganglion - Copyright John Bredl]]
====Comparison of the histology of the ganglion====
{| style="width:75%; height:200px" border="1"
!'''Autonomic Ganglion'''
!'''Dorsal Root Ganglion'''
|-
| Multipolar cells
| Pseudo-unipolar cells
|-
| Satellite cell layer incomplete.
(amphicytes)
| Satellite cells form complete covering.
(amphicytes)
|-
| Satellite cell layer incomplete.
(amphicytes)
| Satellite cells form complete covering.
(amphicytes)
|-
| Cells and fibre tracts interspersed.
| Cells and fibre tracts in separate regions.
|-
| Nucleus usually off centre.
| Nucleus centrally placed.
|-
|}