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Chapter 19 Vocab
Term | Definition |
---|---|
Aura | an unusual sensory sensation that may precede a seizure episode by hours or only a few seconds |
Convulsion | unresponsiveness accompanied by a generalized jerky muscle movement affecting the entire body |
Epilepsy | a medical disorder characterized by recurrent seizures |
Generalized tonic-clonic seizure | a common type of seizure that produces unresponsiveness and a convulsion that exhibits generalized jerky muscle activity. Also known as a grand mal seizure |
Postictal State | the recovery period that follows the clonic phase of a generalized seizure. In a postictal state the patient commonly appears weak, exhausted, confused, and disoriented and porgressively improves. |
Seizure | a sudden and temporary alteration in the mental status caused by massive electrical discharge in a group of nerve cells in the brain. |
Status Epelepticus | a seizure lasting longer than 5 minutes or seizures that occur consecutively without a period of responsiveness between them. This is a serious medical emergency that may be life threatening. |
Syncope | a brief period of unresponsiveness caused by a lack of blood flow to the brain; fainting |