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Close to the point of origin. |
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Located farther from the point of attachment. |
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On the same side of the body. |
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On the opposite side of the body. |
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Frontal Plane. Shows brain structures as they would be seen from the front. |
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Shows brain structures as they would be seen from the side. |
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Transverse Plane. Shows structures how they would be seen from above. |
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Row or layer of cell bodies separated from other cell bodies by a layer of axons and dendrites. |
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Set of cells perpendicular to the surface of the cortex. |
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Set of axons within the CNS. Also known as projection. |
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Set of axons in the periphery, either from CNS to a muscle or gland, or from a sensory neuron to the CNS. |
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Cluster of neuron cell bodies within the CNS. |
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Cluster of neuron cell bodies outside of the CNS. |
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Areas of cortex on the surface of the brain in between "wrinkles." |
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Fold or groove that separates one gyrus from another. |
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Sensory signal from periphery to CNS (visual, auditory, tactual, and kinesethetic) |
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Motor signal from mononeuron-to-muscle. |
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Amplitude of nerve impulse is the same regardless of the magnitude of the suprathreshold triggering threshold. |
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Single extension from cell body carrying info away from cell to other neurons. |
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extensions from cell body which are receptive surfaces of the cell; brings info into the cell. |
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Area composed of (1) presynaptic (axonal)terminal, postsynaptic membrane |
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Negatively charged ion; mostly responsible for negative resting potential of all cells. |
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Electrical charges that vary in size over time & space; lead to either action potential or inhibition |
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Excitatory postsynaptic potential |
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inhibitory postsynaptic potential. |
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