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A&P CH9Clinical term
A&P CH9 Nervous system clinical terms
Term | Definition |
---|---|
analgesia | loss or reduction in the ability to sense pain, but without loss of consciousness |
analgesic | pain-relieving drug |
anesthesia | loss of feeling |
aphasia | disturbance or loss of the ability to use words or to understand them, usually due to damage to cerebral association areas |
apraxia | impairment in the ability to use objects |
ataxia | partial or complete inability to coordinate voluntary movements |
cerebral palsy | partial paralysis and lack of muscular coordination caused by damage to the cerebrum |
coma | unconscious condition in which a person does not respond to stimulation |
cordotomy | surgical procedure that sever’s a nerve tract within the spinal cord to relieve intractable pain |
craniotomy | surgical procedure that opens part of the skull |
electroencephalogram (EEG) | recording of the brain’s electrical activity |
encephalitis | inflammation of the brain and meninges, producing drowsiness and apathy |
epilepsy | disorder of the central nervous system that temporarily disturbs brain impulses, producing convulsive seizures and loss of consciousness |
hemiplegia | paralysis of one side of the body and the limbs on that side |
Huntington disease | inherited disorder of the brain causing involuntary, dance-like movements and personality changes |
laminectomy | surgical removal of the posterior arch of a vertebra, usually to relieve symptoms of ruptured intervertebral disc pressing on a spinal nerve |
monoplegia | paralysis of a single limb |
multiple sclerosis | loss of myelin and the appearance of scar-like patches throughout the brain or spinal cord or both |
neuralgia | sharp, recurring pain associated with a nerve, usually caused by inflammation or injury |
neuritis | inflammation of a nerve |
paraplegia | paralysis of both lower limbs |
quadriplegia | paralysis of all four limbs |
vagotomy | surgical severing of a vagus nerve-for example, to reduce acid secretion in a patient with ulcers nnn-responsive to other treatment |