palmar grasp reflex


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palmar grasp reflex

Etymology: L, palma, palm; ONorse, grapa, grab
a flexion of the fingers caused by stimulation of the palm of the hand. The reflex is present at birth and usually disappears by 6 months of age.
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Palmar grasp reflex in the newborn

palmar grasp reflex

A normal reflex in a the newborn in which the baby's fingers spontaneously curl around any object placed within them and do not spontaneously let go. This reflex usually diminishes by age 3 to 4 months and disappears before age 6 months. The reflex reappears later in life in diseases that affect the frontal lobes of the brain.
See also: reflex
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