NERVETISSUEOrNERVOUSTISSUEHongya SunYangzhou University
NERVE TISSUE Or NERVOUS TISSUE Hongya Sun Yangzhou University
OBJECTIVESThe cell types that make up nervous tissueGeneralstructuralfeatures,distribution,classifi-cation and function of neuronsThestructuralcomponents,micro-and ultra-structuralfeatures,functionand classificationof synapseThestructuralfeatures,classificationandfunction ofglial cells+The classificationand organizationofnervefibers andnervesThestructuralfeatures andclassificationof nervesendings
OBJECTIVES The cell types that make up nervous tissue. General structural features, distribution, classifi- cation and function of neurons The structural components, micro- and ultra-structural features, function and classification of synapse The structural features, classification and function of glial cells The classification and organization of nerve fibers and nerves The structural features and classification of nerves endings
1.GeneralcharacteristicsNervecells(NeuronsComponentsGlial cells (Neuroglia)General function:Neuron----Accept stimuli and conduct nerve impulsesNeuroglia----support, protect and nourish neuron
Components Nerve cells (Neurons) Glial cells (Neuroglia) General function: Neuron- Accept stimuli and conduct nerve impulses Neuroglia-support, protect and nourish neuron 1. General characteristics
2.NeuronsKEYPOINTSA. Morphology of neuronsB. Structure features of cell body(or neuron's soma )C. The structures of the processesD. Classification of neuron
2. Neurons KEY POINTS A. Morphology of neurons B. Structure features of cell body (or neuron’s soma ) C. The structures of the processes D. Classification of neuron
2.NeuronsA. Morphology of neuronsmembraneperikaryonCell body (soma)nucleusTwo partsDendrites(likebranchesoftree)ProcessesAxon(long thin cord-liked)
A. Morphology of neurons Two parts Cell body (soma) Processes Dendrites Axon membrane perikaryon nucleus (like branches of tree) (long thin cord-liked) 2. Neurons