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15 Cards in this Set
- Front
- Back
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Neurons
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Nerve cell, electrical pulses travel down them in only one direction
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Dendrites
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Receive information from other neurons
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Cell body(soma)
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receives information from dendrites
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Axon Hillock
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measures stimulation of neuron, if sufficiently excited, neuron fires
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Acetycholine(Ach)
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Elicits contractions of skeletal muscles
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Cerebral Cortex
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outer layer (surface) of the brain
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Primary visual cortex
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Visual center is in the occipital lobe in the back of the head
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Primary auditory cortex
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auditory center is in the temporal lobe, if stimulated, you can hear sounds but not identify them
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Primary Somatosensory cortex
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Sensory center in parietal lobe, experience touch, pressure, heat, or cold
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Motor Cortex
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Motor center in the frontal lobe. If stimulated, involuntary movement of body parts.
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Broca's Area
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In frontal lobe of left hemisphere(near motor cortex) Associated with speech production
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Wernicke's Area
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In temporal lobe of left hemisphere (near visual and auditory cortex) Associated with speech comprehension
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Left Hemisphere of Brain
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Right Visual Field
Sensory from right side of body Controls motor movement on right side Language |
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Right Hemisphere of Brain
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Left Visual Field
Sensory from left side Spatial Emotion |
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CT or CAT scan
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shows cross sectional slices of the brain
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