Reflexes,

Notes

Reflexes, Reactions, and Motor Development Study Chart Primitive Reflexes Reflex Elicit Purpose Integration Rooting Stroke finger on cheek Search for breast/bottle; precursor to head shaking/nodding 3 months Suck-Swallow Place finger or nipple in mouth Obtain nourishment 2–5 months Moro Bring to sit, drop head backward Break neck flexion patterns at birth 4–6 months Flexor Withdrawal Apply fingernail to sole Protect against noxious stimuli 1–2 months Palmar Grasp Pressure on palm Precursor to voluntary grasping 4–6 months Plantar Grasp Press thumb into ball of foot Precursor to balance in standing 9 months / walking Galant Scratch along spine Precursor to sitting 2 months Neck on Body Rotate head Learning to roll 4–5 months Body on Body Flex/rotate leg across body Learning to roll 4–5 months Positive Supporting Feet contact surface Precursor to stepping; weight bearing 1–2 months Spontaneous Stepping Feet contact surface + lean forward May facilitate walking 2 months TLR Place prone then supine Head control and rolling 4–6 months ATNR Turn head to side Eye-hand coordination; rolling 4–6 months STNR Flex/extend head Precursor to creeping 4–6 months Landau Suspend prone in air Assist...