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biological

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Babinski reflex

Babinski reflex The Babinski reflex is a foot response in which stroking the sole causes the big toe to bend upward and the other toes to spread.

The Babinski reflex is a foot response in which stroking the sole causes the big toe to bend upward and the other toes to spread. This pattern is normal in infants, but in adults its presence is used as a sign of central nervous system dysfunction.