A 17-year-old boy sustains serious head and neck trauma during a football game. Physical examination shows a positive Babinski sign. What pa of the brain has most likely been damaged in this boy?
Correct Answer: Coicospinal tract
Description: A positive Babinski sign in adults can indicate damage to the coicospinal tract. Positive Babinski sign occurs normally in children up to 2 years of age. The reflex occurs after the sole of the foot has been stroked with a blunt instrument; the big toe moves upward and the other toes fan out.
Category:
Physiology
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