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22 Cards in this Set
- Front
- Back
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What does an EEG monitor?
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Electrical activity of whole areas of the brain.
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Autonomic Nervous System (ANS)
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the part of the nervous system that controls involuntary activities (heartbeat, digestion)
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a chemical communication system, using hormones, by which messages are sent through the bloodstream.
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Endocrine System
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What does the Central Nervous System (CNS) comprise of?
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the brain and the spinal cord
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What happens during a seizure?
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massive uncontrolled electricval activity that begins in either hemisphere and spreads to the other
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the long, thin cells of nerve tissue along which messages travel to and from the brain
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neurons
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nerves that run down the length of the back and transmit most messages between the body and the brain
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spinal cord
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the gap that occurs between individual nerve cells
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synapse
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a small part of the brain above the pons that integrates sensory information and relays it upward
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midbrain
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a part of the brain that covers the brain's central core
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forebrain
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a band of fibers that connect each hemisphere
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corpus callosum
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an imaging technique used to see which brain areas are being activated while performing tasks
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Positron Emission Topography (PET)
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produces chemicals needed for sleep. part of the hindbrain
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pons
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located at the base of the spinal cord, helps control posture and balance. Located in hindbrain
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cerebellum
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the center of control of the endocrine system that secretes a large number of hormones
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pituitary gland
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produces thyroxine to stimulate chemical reactions important for tissues. too little = lazy; too much =lose weight and sleep
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thyroid gland
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become active when a person is angry or frightened. cause heartbeat to increase and heighten emotions and generate energy; help muscles develope
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adrenal glands
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secreted by adrenal glands
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adrenaline
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name 4 lobes of brain and function
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parietal- information about the senses
temperal- hearing, memory, emotion, speaking frontal- organization, planning, creative thinking occipital- visual signals are processed |
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How can psychologists learn from accidents involving the brain?
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The psychologists can draw a connection between the damaged parts and a person's behavior.
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Somatic Nervous System (SNS)
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the part of the peripheral nervous system that controls voluntary activities (lifting arm)
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What is the difference between hormones and neurotransmitters?
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Both affect the nervous system.
when a chemical is used as a neuroT, it is released beside the cell it is supposed to incite or inhibit. when a chemical is used as a hormone, it is released into the blood. seconds vs. minutes |
