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Related to Babkin reflex: grasp reflex
pressure by the examiner's thumbs on the palms of both hands of the infant results in opening of the infant's mouth; it is elicited in many newborn infants, normal and abnormal, except when lethargic or comatose.
Babkin,Boris Petrovich, Russian neurologist, 1877-1950.
Babkin reflex - congenital reflex of the newborn.