Which of the following statements about TIAs and CVAs is true?

A. TIAs often result in blindness and paralysis.
B. TIAs are often early warning signs of an impending stroke.
C. TIAs are the result of brain tissue death caused by ischemia.
D. A CVA usually results from spasms of diseased cerebral arteries.


Answer: B

Anatomy & Physiology

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