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Definition
| nerve cell, basic building block of the nervous system |
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Definition
| carry incoming information from the sensory receptors to the brain and spinal chord |
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| carry outgoing information from the brain and spinal chord to the muscles and glands |
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| neurons within the brain and spinal chord that communicate internally and intervene between sensory inputs and motor outputs |
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| body's speedy electrochemical communication network, consisting of all the nerve cells of the peripheral and central nervous system |
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| Central Nervous System (CNS) |
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| Peripheral Nervous System (PNS) |
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Definition
| sensory and motor neurons that connect the central nervous system to the rest of the body; divided into somatic and automatic systems |
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| part of the peripheral nervous system; controls the body's skeletal muscles |
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| part of the Peripheral Nervous System; controls the glands and muscles of the internal organs. divided into the sympathetic and parasympathetic systems |
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| Sympathetic Nervous System |
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Definition
| arouses the body, mobilizing its energy in stressful situations |
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| Parasympathetic Nervous System |
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Definition
| calms the body, conserving its energy |
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Definition
| body's "slow" chemical communication system, a set of glands that secrete hormones into the blood stream |
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| pair of endocrine glands that helps arouse the body in times of stress |
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Definition
| most influential gland; under the influence of the hypothalamus, pituitary glad regulates growth and controls other endocrine glands |
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Definition
| responsible for automatic survival functions, comprised of the medulla, pons, and reticular formation |
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Definition
| part of the brain stem; controls heartbeat and breathing |
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Definition
| part of the brain stem; controls vital reflexes like respiration, heartbeat, blood pressure, and coordinates voluntary movements |
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Definition
| part of the brain stem; nerve network in the brain stem that plays an important role in controlling arousal |
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Definition
| part of the brain stem; nerve network in the brain stem that plays an important role in controlling arousal |
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Definition
| sensory switchboard; directs messages to the sensory receiving areas in the cortex and transmits replies to the cerebellum and medulla |
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Definition
| sensory switchboard; directs messages to the sensory receiving areas in the cortex and transmits replies to the cerebellum and medulla |
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Definition
| "little brain"; processes sensory input and coordinating movement output and balance; inhibited by alcohol |
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Definition
| associated with emotions and drives; comprised of the hippocampus, amygdala, hypothalamus |
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| aggression and fear; fight-or-flight |
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| regulates eating, drinking, and body temperature; linked to emotion and reward |
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| body's ultimate control and information processing center; divided into 4 parts: frontal lobes, parietal lobes, occipital lobes, and temporal lobes |
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| part of the cerebral cortex, involved in speaking and muscle movements and making plans and judgments |
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| part of the cerebral cortex; receives sensory input for touch and body position |
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| part of the cerebral cortex; receives information about visual fields |
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Definition
| part of the cerebral cortex; receives information primarily from the opposite ear |
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| areas of the cerebral cortex that are not involved in primary motor or sensory functions, instead involved in higher mental functions like learning, remembering, thinking, and speaking |
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Definition
| large bands of neural fibers connecting the two hemispheres and carrying messages between them |
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Definition
| right side of body, speech and language, verbal reasoning |
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| left side of body, spatial and pattern skills, and recognizing faces |
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