Written by the Fiveable Content Team โข Last updated August 2025
Verified for the 2026 exam
Verified for the 2026 examโขWritten by the Fiveable Content Team โข Last updated August 2025
Definition
The Babinski reflex is a physical response where a baby's big toe moves upward or toward the top surface of the foot and the other toes fan out when the sole of the foot is firmly stroked.