Terms Referring to Parts of the Nervous System

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Psychology

University/Undergrad

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10 Terms

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Lamina
A row or layer of cell bodies separated from other cell bodies by a layer of axons and dendrites.
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Column
A set of cells perpendicular to the surface of the cortex, with similar properties.
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Tract
A set of axons within the CNA, also known as a *projection*.
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Nerve
A set of axons in the periphery, either from the CNS to a muscle or gland or from a sensory organ to the CNS.
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Nucleus
A cluster of neuron cell bodies within the CNS
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Ganglion
A cluster of neuron cell bodies, usually outside the CNS (as in the sympathetic nervous system)
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Gyrus (plural: gyri)
A protuberance on the surface of the brain
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Sulcus (plural: sulci)
A fold or groove that separates one gyrus from another
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Fissure
A long, deep sulcus
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Protuberance
Something that protrudes (sticks out) from something else