Plantar Reflex Examination: A Quick Guide The plantar reflex is a critical neurological test used to assess the integrity of the corticospinal tract. Here's how to perform and interpret it effectively: Method of Examination: Use a blunt object (like the handle of a reflex hammer, key or a tongue depressor). Apply moderate force—firm enough to stimulate but not to cause pain. Stroke the lateral border of the sole, starting at the heel and moving toward the little toe, then curve across the ball o

The palmar and plantar grasping reflexes are primitive reflexes that are normally present in infants and disappear between 3–6 months of age. The palmar grasp reflex is elicited by applying gentle pressure onto or by horizontally stroking the infant's palm. In response, the infant will close the palm or make a fist. The plantar grasp reflex is elicited similarly by application of gentle pressure to the soles of the infant's feet, which triggers plantar flexion (curling in) of the toes. Unilatera