flexion of the toes when the sole of the foot is stroked firmly on the outer side from the heel to the front in persons over the age of 2 years; under 2 years the results should be extension of the toes (Babinski reflex)

• （巴彬斯基氏反射），如果对两岁以上的人从脚跟外侧向前猛击脚底时，脚趾弯曲；两岁以下的人脚趾伸直