Term
| Central Nervous System & Peripheral nervous system |
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Definition
| Two physical systems within the nervous system |
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Definition
| contains the brain and the spinal cord |
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| peripheral nervous system |
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Definition
| contains all other nerve tissue |
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Term
| somatic nervous system and autonomic nervous system |
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Definition
| two functional systems in the nervous system |
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Definition
| controls skeletal muscles |
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Definition
| controls smooth muscles, cardiac muscles, and glands |
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Definition
| two types of fibers that extend from the cell body of the neruon |
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Definition
| carries impulses toward the cell body |
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Term
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Definition
| carries impulses away from the cell body. some covered with myelin |
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Definition
| transmit impulses towards CNS |
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Definition
| transmit impulses away from CNS |
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Definition
| largest part of the brain, responsible fror memory, reasoning and abstract thought, composed mostly of white matter also houses the cerebral cortex, divided into two hemispheres |
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Definition
| contains the thalamus, hypothalamus, and pituitary gland |
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Definition
| receives sensory information, directs info to proper portion of cortex |
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Definition
| controls pituitary gland, serves as link between endocrine and nervous system |
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Definition
| contains midbrain and pons and medulla obolongata |
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Definition
| contains reflex centers for improved vision and hearing |
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Definition
| contains fibers that connect different regions of the brain |
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Definition
| connects brain with spinal cord, also impulses to and from brain pass through, controls heart rate, respiration and blood pressure |
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Definition
| controls voluntary muscle movements, posture, coordination and balance |
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Definition
| set of three protective layers covering the braina nd spinal cord. DAP |
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Term
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Definition
| abnormal development of the spinal cord |
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Term
| sympathetic nervous system |
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Definition
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Term
| parasmpathetic nervous system |
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Definition
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Term
| stroke or cerebrovascular accident |
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Definition
| any occurrence of brain tissue not getting oxygen. 3rd leading cause of death in developed world. leading cause of neurological disability |
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Definition
| formation of blood clot in vessel, often in carotid artery. sudden blockage caused by traveling obstruction called embolism |
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Definition
| localized dilation of vessel |
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Definition
| patchy loss of myelin with hardening tissue in CNS |
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Definition
| failure of midbrain neurons to secrete dopamine |
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Definition
| unexplained degeneration of neurons, atrophy of cerebral cortex. |
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Definition
| seizures caused by abnormal electric brain activity |
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