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Purple Module

Nervous System Review- rev defs

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