Histology: The Nervous System By Andrew W

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Presentation transcript:

Histology: The Nervous System By Andrew W Histology: The Nervous System By Andrew W. Parsons Copyright 2000, All Rights Reserved. Material is in logical order: see texts, lab. outline for characteristics To advance to next slide: -click mouse or “page down” To return to the previous slide: - press “page up”

Nervous Tissue A smear from the spinal cord Two cell types: -neurons -neuroglia

Nervous Smear - 100X Neurons

Nervous Smear - 450X Neurons Glial Cell nuclei

The Spinal Cord -Grey matter: -neuron somas -White matter: -myelinated fibers

The spinal cord: 100X Grey matter White matter Neuron somas Myelinated nerve fibers

A Peripheral Nerve -Myelinated fibers -Nodes of Ranvier

Myelin Nerve fiber (axon) Node of Ranvier

The Cochlea -Scala vestibuli -Scala tympani -Cochlear duct -Organ of Corti

Organ of Corti Tectorial membrane Bipolar neuron somas in spiral ganglion Scala vestibuli Vestibular membrane Scala tympani Cochlear duct Hair cells Basilar membrane

The End Presentation & Photographs by Andrew W. Parsons Copyright 2000, All Rights Reserved.