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26 Cards in this Set
- Front
- Back
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exocytosis
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release of neurotransmitters into the synaptic cleft
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receptors
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proteins that contain binding sites for vesicles and neurotransmitters
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re-uptake
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neurotransmitters that were released are immediately drawn back into the presynaptic neuron
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enzyme degradation
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enzymes break apart neurotransmitters
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hormones
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chemicals secreted by glands carried by blood to organs where they take effect (testosterone)
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dorsal
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top
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posterior
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back
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anterior
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front
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ventral
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bottom
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medial
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inside
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lateral
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outside
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nuclei
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clusters of neuron cell bodies in the central nervous system
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ganglia
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clusters of cell bodies in the peripheral nervous system
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tracts
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bundles of axons in the central nervous system
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nerves
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bundles of axons in the peripheral nervous system
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gray matter
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clusters of cell bodies
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white matter
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clusters of axons
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fissures
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large grooves in the cortex
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sulcus (sulci)
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smaller grooves
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gyrus
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ridges between sulci
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meninges
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membranes that surround the brain and spinal chord
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cerebrospinal fluid
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colorless fluid that supports and cushions the brain
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cerebral ventricles
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lateral ventricles (2)
3rd and 4th ventricle these make the cerebral spinal fluid |
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cerebral aqueduct
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connects 3rd and 4th centricle
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brain blood barrier
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the barrier between the blood vessels and the brain, prevents free flow of substance.
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Ca++
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enters the presynaptic terminal
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