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Nervous Tissue and Nerve

Sheath of Schwann cell containing cytoplasm and nucleus that encloses myelin Neurilemma
Corresponds to rough endoplasmic reticulum in other cells Chromatophilic Substance (Nissl bodies)
Network of fine threads extending into nerve fiber Neurofibrils
Substance of Schwann cell composed of lipoprotein that insulates axons and increases impulse speed Myelin Sheath
Neuron process with many branches that conducts an impulse toward the cell body Dendrites
Branch of an axon Collateral
Star-shaped neuroglia between neurons and blood vessels Astrocyte
Nerve fiber arising from a slight elevation of the cell body that conducts an impulse away from the cell body Axon
Transmits impulse from sensory to motor neuron within central nervous system Interneuron
Transmits impulse out of the brain or spinal cord to effectors (muscles and glands) Motor (efferent neuron)
Transmits impulse into brain or spinal cord from receptors Sensory (afferent neuron)
Myelin-forming neuroglia in brain and spinal cord Oligodendrocyte
Phagocytic neuroglia in central nervous system Microglia
Structure capable of responding to motor impulse Effector
Specialized mass of neuron cell bodies outside the brain or spinal cord Ganglion
Cells that cover the inside spaces of the brain ventricles and help regulate cerebrospinal fluid Ependymal cell
Created by: bonitasoul
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