Nervous System Review- rev defs
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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epilepsy | A disorder characterized by seizures
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coma | Abnormal, deep unconsiousness
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microcephaly | Abnormally small head
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anorexia nervosa | All-consuming desire to remain thin
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bulimia nervosa | Binging and purging
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concussion | Brain injury causing transient loss of conciousness
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ventricle | Cavity of an organ
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trephination | Circular opening made in the skull to relieve ICP
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somatic nervous system | Conveys impulses for voluntary functions
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autonomic nervous system | Conveys impulses to glands, smooth muscles and cardiac muscles
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hypnotics | Depress CNS functions to induce sleep
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Multiple Sclerosis | Disease of the myelin shealth
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myelopathy | Disease of the spinal cord
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cerebrum | Functions include sensory perception and interpretation, muscular movement and emotional aspects of behaviour and memory
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agnosia | Inability to comprehend auditory, visual, spatial, olfactory and other sensations
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catatonic | Inability to move or talk
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aphasia | Inability to speak
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craniotomy | Incision to the skull
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peripheral nervous system | Includes all nerves of the body outside the CNS
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encephalitis | Inflammation of the brain
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pia mater | Innermost membrane of the brain and spinal cord
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tremor | Involuntary tremble or shake
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tics | Involuntary, spasmodic muscular contractions
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ataxia | Lack of muscle coordination
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lethargy | Lack of response; sluggishness
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psychosis | Major emotional disorder
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nerve conduction velocity | Measures the speed impulses travel through a nerve
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arachnoid membrane | Middle layer covering the brain and spinal cord
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efferent | Moves away from a central structure
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afferent | Moves toward a central structure
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lumbar puncture | Needle puncture of the spinal cavity
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central nervous system | Network of nervous tissue found in the brain and spinal cord
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neurosis | Nonpsychotic mental illness
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idiopathic | Occurring without a known cause
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dura mater | Outermost layer covering the brain and spinal cord
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myelalgia | Pain in the spinal cord
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herpes zoster | Painful, acute infectious disease; aka shingles
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dystrophy | Poor development
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aura | Premonitory awareness of an approaching physical or mental disorder
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anesthetics | Produce a loss of sensation
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anxiety | Psychological "worry" disorder
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electroencephalography | Records electrical activity of brain patterns
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cerebellum | Refines muscular movement; aids in equilibrium
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analgesics | Relieve pain
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convulsion | Sudden and violent contraction of the muscles
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neuron | The functional cell of the nervous system
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meninges | Three membranes that cover and protect the brain and spinal cord
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neurotransmitters | Transmits impulses across synapses
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asthenia | Weakness or debility
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myelin | White fat-like sheath
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