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Unformatted text preview: Sheet1 Page 1 Neurons and Glia Chapter Nineteenth Century h Technical advances in microscopy allowed scientists to look at tissue in high magnification h Cell theory: all tissue is made up of units called cells h Cell theory was accepted for the whole body except for the nervous system. Scientists debated whether cell theory alsoapplied to nervous system h Nerve cells have thin processes that can project a long distance. It was therefore not clear if processes were continuous, forminga network like the circulatory system (called reticular theory, favored by Golgi), or if nervous system was made up of individual cells, called neuron doctrine. h Raymond Y Cajal was the main proponent for the ___________ h The Golgi stain helped solve the dispute and show that Cajalwas correct about the neuron doctrine Camillo Golgi Ram n y Cajal R The basic parts of a neuron: dendrites, cell body and _____ _ h Dendrites extend from the cell body, but rarely morethat 2 mm, and usuallytaper to a fine point...
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- Spring '08