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21 Cards in this Set
- Front
- Back
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How many neurons are in the human brain?
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100 billion
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What is a neural impulse/action potential?
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The impulse that is transmitted through the axon to other cells. It also charges each neuron cell to a positive charge so it will "unlock" to the incoming neural impulse
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Peripheral Nervous system is divided into what two systems?
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Somatic and autonomic nervous systems
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Autonomic system is divided into what two systems?
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Sympathetic and parasympathetic systems.
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What are the four loves of the cerebral cortex?
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Frontal, temporal, parietal, occipital
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Frontal lobe functions?
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Executive control center, attention, planning, impulse control
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Temporal lobe functions?
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Auditory
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Parietal lobe functions?
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Sensation
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Occipital lobe functions?
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Visual
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What is the corpus callosum
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The tissue that joins the two hemispheres
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What are some neurotransmitters?
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Serotonin, norepinephrine, dopamine, endorphins
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What does Serotonin do?
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regulates mood
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What does Norepinephrine do?
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It helps in response to hypotension. It helps ur adrenergic activity
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What does Dopamine do?
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regulates pleasure
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What do Endorphins do?
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Natural Pain killers and stress relievers
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What are the varies techniques for examining the brain?
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EEG, MRI, fMRI, PET scan, CAT scan
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EEG
(Functional or Structural?) |
Functional
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MRI
(Functional or Structural?) |
Structural
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fMRI
(Functional or Structural?) |
Functional
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PET scan
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Functional
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CAT scan
(Functional or Structural?) |
Structural
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