What structural classification describes this neuron? C.S. a multipolar neuron that has two or more dendrites and a single axon Certain details about Mr. Roosevelt's case call into question whether he really suffered from polio. What structural classification describes the neuron associated with the neuroglia shown by E and F? Where the axon emerges from the cell body, there is a special region referred to as the axon hillock. Which lettered region in the figure is referred to as the soma? 49 Motor nerve cell - Ventral Horn of Rabbit Spinal Cord, Multipolar Motor Neuron Cell Body View Virtual EM Slide Motor Neuron Cell Body. multipolar. In this electron micrograph, note some of the features you saw in ventral horn motor neurons with the light microscope, such as the large, pale nucleus, prominent nucleolus, Nissl bodies, dendrites and axon. This bundles together axons targeting the same anatomical location. The perineurium is composed from fibroblasts.. B. Sira, C.A. This is a tapering of the cell body toward the axon fiber. The perineurium is a protective sheath that surrounds a nerve fascicle. Figure 12.8 Parts of a Neuron The major parts of the neuron are labeled on a multipolar neuron from the CNS. Mateer, in Encyclopedia of the Neurological Sciences (Second Edition), 2014 Primary Motor Cortex. ' '' ''' - -- --- ---- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- - … In the peripheral nervous system, the myelin sheath of each axon in a nerve is wrapped in a delicate protective sheath known as the endoneurium.Fascicles, bundles of neurons, are surrounded by the perineurium.
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