The nurse is caring for a patient who recently suffered a cerebrovascular accident (CVA). The family asks the nurse why their father had a seizure. What is the best response by the nurse?
a. "The seizure was most likely caused by brain cells being deprived of oxygen due to a blood clot in the brain."
b. "The stroke generated a toxin that excites the brain cells."
c. "The stroke causes an alteration in the cells adjacent to the blood clot."
d. "The stroke causes an increase in the de-polarization of the brain cells due to the clot formation."
A
Thrombi from a CVA can occlude vessels, cutting off oxygen supply to cells of the brain and causing a seizure.
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