Difference between revisions of "Peripheral Nervous System - Histology"

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===Histology of Myelinated Nerves===
 
===Histology of Myelinated Nerves===
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====Histology of Myelninated Nerve with lipid stain====
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====Histology of Myelinated Nerve with lipid stain====
 
[[Image:WIKIVETmyeinatednerveinsmallfibrelipdstained.jpg|thumb|right|150px|Myelinated Nerve in Small Fibre, Lipid Stained - Copyright John Bredl]]
 
[[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 myelin stained here gives the nerve it's shape and support.  
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[[Category:Nervous System - Anatomy & Physiology]]
 
[[Category:Nervous System - Anatomy & Physiology]]
  
 
[[Category:Histology]]
 
[[Category:Histology]]

Revision as of 16:41, 24 May 2011


Histology of Myelinated Nerves

Myelinated Nerve in Small Fibre - Copyright John Bredl








Histology of Myelinated Nerve with lipid stain

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)

Myelinated Nerve in Small Fibre, in Longitudinal Section - Copyright John Bredl










Histology of Ganglion

Histology of Autonomic Ganglion

Autonomic Ganglion - Copyright John Bredl








Histology of Dorsal Root Ganglion

Dorsal Root Ganglion - Copyright John Bredl









Comparison of the histology of the ganglion

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.