Histology Home Page

Nervous System

Neurons

nervous histology

neuron

Giant multipolar neuron

Neurons with multiple extensions for communication

http://www.lab.anhb.uwa.edu.au/mb140/CorePages/

Bipolar Neuron

Bipolar neurons have exactly 2 extensions from the cell body (soma)

http://www.mc.maricopa.edu/~minckley/anatomy

   

nervous histology

nervous histology

http://www.cord.edu/faculty/todt/336/lab/nervous/

http://www.miramar.sdccd.cc.ca.us/faculty/kpetti/

Giant multipolar neurons

Neuron with multiple extensions from the cell body (soma)

nervous histology

nervous histology

http://biology.clc.uc.edu/fankhauser/Labs/Anatomy http://biology.clc.uc.edu/fankhauser/Labs/Anatomy
Motor End Plates

Motor nerves and motor units.

motor nerve nervous histology
Motor Nerve with Nissl Bodies

Nissl bodies are rough endoplasmic reticulum of neurons

http://www.med.mun.ca/anatomyts/nerve/neuron.htm

Nodes of Ranvier

Axons with myelin and nodes of Ranvier

http://neuromedia.neurobio.ucla.edu/campbell/

 

nervous histology myelin sheath

http://neuromedia.neurobio.ucla.edu/campbell/

http://cc.oulu.fi/~aheape/Photo_Gallery.html
Myelin  Sheaths

Myelin wrapped axons cut in transverse

Glia Cells  of the Nervous System

(Support Cells)

nervous histology nervous histology
Oligodendrocytes

Oligodendrocytes produce the myelin sheath around nerve fibers of the CNS. 

http://neuromedia.neurobio.ucla.edu/campbell/

Astrocytes

Astrocytes form a scaffolding through the grey matter of the CNS attaching neurons and capillaries of the brain.

http://www.med.mun.ca/anatomyts/nerve/neuron

nervous histology nervous histology
Microglia Cells

Microglia cells (dark staining cells) phagocytizes microorganisms and dead cells in the CNS

http://www.udel.edu/Biology/Wags/histopage/

Ependymal Cells

Ependymal Cells form sheets of cells that line canals and spaces of the CNS.  Take part in creating fluid and moving fluid.

http://neuromedia.neurobio.ucla.edu/campbell

Nerves

(Peripheral Nervous System)

nervous histology nervous histology
http://www.lab.anhb.uwa.edu.au/mb140/CorePages/ http://www.lab.anhb.uwa.edu.au/mb140/CorePages/

Peripheral Nerves

Transverse cut  (left) and longitudinal cut with Nodes of Ranvier (right)

nervous histology nervous histology
http://www.lab.anhb.uwa.edu.au/mb140/CorePages/ http://www.lab.anhb.uwa.edu.au/mb140/CorePages
Ganglia

Ganglia are groups or clusters of nerve cells (ganglion cells) outside the CNS

nervous histology peripheral nerve
http://neuromedia.neurobio.ucla.edu/campbell/ http://neuromedia.neurobio.ucla.edu/campbell/
Central Nervous System
spinal cord histology nervous histology
http://cas.bellarmine.edu/tietjen/HumanBioogy/ http://neuromedia.neurobio.ucla.edu/campbell/

Spinal Cord

Showing white and gray matter and spinal ganglia

nervous system histology nervous histology
Cerebrum

Choroid Plexus (lined with ependymal cells) secretes cerebral spinal fluid

 http://neuromedia.neurobio.ucla.edu/campbell/

Cerebrum

Cerebrum is composed of the outer gray matter and the inner white matter.

http://www.colorado.edu/epob/epob3420rheisler/

nervous histology nervous histology
http://www.vms.hr/atlas/histology/07/ah07041.htm http://iws.ccccd.edu/mweis/A&P%20Basics/Lab

Cerebrum

Gray Matter (G), Molecular Layer (ML) External Layer (EL) Pia Mater (PM).

Cerebral sulcus:  A grove or furrow associated with the cerebral cortex.

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