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18 Cards in this Set
- Front
- Back
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Neural pathways
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Neuron-to-neuron connections
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Astrocytes
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Form structural links and direct development of blood-brain barrier capillaries
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Blood-brain barrier
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Molecules forming a barrier between blood and the CNS
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What glial cell synthesizes and stores molecules for use by neurons?
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Astrocytes synthesize and store molecules
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Microglia
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Protect the CNS from foreign matter by means of phagocytosis
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Cranium
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Bony skull that surrounds the brain
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Vertebral column
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Bony structure that surrounds the spinal cord
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Meninges
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Three connective tissue membranes that separate soft tissue of the CNS from surrounding bone
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Dura mater
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Outermost layer of meninges; tough and fibrous
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Arachnoid mater
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Middle layer of meninges; web-like structure
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Pia mater
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Layer of meninges adjacent to nervous tissue
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Subarachnoid space
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Area filled with CSF
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Cerebrospinal fluid (CSF)
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Clear, watery fluid that bathes CNS
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CSF is identical to plasma in its composition. True or false?
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False
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Ventricles
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Four cavities of the brain
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Central canal
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Long thin cylindrical cavity that runs the length of the spinal cord
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Ependymal cells
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Epithelial cells that line the ventricles and central canal
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Choroid plezus
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Tissue that consists of pia mater, capillaries, and ependymal cells
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