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15 Cards in this Set
- Front
- Back
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White matter or gray matter - which is made up of mainly myelinated axons?
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White matter
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White matter or gray matter - which is made up mainly of cell bodies?
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Gray matter
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_______ is made up of mainly myelinated axons and aids _______ communication.
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White matter, long distance
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____ is made up of mainly cell bodies and aids ______ communication.
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Gray matter, local
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What is the term for the unique mantle of gray matter over the surface of the cerebral hemispheres?
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Cerebral cortex
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Nuclei are large clusters of ____ located deep within the hemispheres and brainstem.
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cell bodies/gray matter
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In the cerebral hemispheres, the _____ matter is on the outside and the _____ matter is on the inside.
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gray, white
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In the spinal cord, the _____ matter is on the outside and the _____ matter is on the inside.
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white, gray
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In the brainstem, both gray and white matter are found on the inside and outside, but most of the outside is ____ matter.
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white
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Give 3 different names for white matter pathways.
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tract, fascicle, lemniscus, bundle
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A white matter pathway that connects identical structures on the right and left sides is known as what?
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commissure
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Axons in the PNS form bundles called _________.
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peripheral nerves
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clulsters of PNS cell bodies are known by what term?
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ganglia
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_______ pathways carry signals towards a structure.
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Afferent (afferents "arrive")
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_______ pathways carry signals away from a structure.
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Efferent (efferents "exit")
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