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Development Behavior

Developmental Behavior (birth - 5 years)

1 month Lifts head, follows a moving object and exhibits reflex stepping, positive support reflex, decreased flexion, and hands fisted with indwelling thumb most of the time, reciprocal and symmetrical kicking, and neonatal reaching.
2 months Lifts head 45 degres in prone, head lags on pull-to-sitting(traction reflex), smiles, begins prone on elbows with elbows behind shoulders and head bobs in supported sitting.
3 months Can prop self into prone on elbows with weight on forearms, coos, chuckles, takes weight with toes curled in supported standing, and head elevation to 90 degrees.
4 months Can prop up head and chest for a long time (pivot prone), head no longer lags in pull-to-sitting, sits with support, laughs out loud, rolls prone to side, supine to side, optical and labyrinthine head righting present and ulnar palmar grasp.
5 months Can roll from prone to supine, head control in supported sitting, and weight shifting from one forearm to the other in prone.
6 months Rolls from supine to prone, independent sitting, pulls to stand and prone on hands with elbows extended while weight shifting from hand to hand.
7 months Can maintain quadruped, pivots on belly, prone extension position (pivot prone), assumes sitting from quadruped, trunk rotation in sitting and recognizes tone of voice.
8-9 months Belly crawls, quadruped creeping, side-sitting, pulls to stand through kneeling, cruises sideways, can stand alone, has pincer grasp with thumb and forefinger, can transfer objects from one hand to the other, moves quadruped to sitting.
10-15 months Stands and begings to walk unassisted, begins self-feeding, searches for hidden toys, plays patty-cake and peek-a-boo, imitates, reaches with supination, neat pincer grasp with release.
18-20 months Can walk up and down stairs with assistance, ascends stairs with step-to pattern, sits on a small chair, begins to run more coordinated, jumps off bottom step, plays make-believe.
2 years Runs well, can go up stairs one at a time (reciprocal), active, restless, tantrums.
3 years Goes down stairs reciprocally, rides a tricycle, begins to catch a ball, jumps with 2 feet, understands sharing, stands on one foot briefly.
3.5 years Hops on one foot, kicks a ball.
4 years Hops on one foot several times, climbs, throws a ball overhand, stands on tiptoes and relates to friends.
5 years Skips, kicks a ball well, dresses and undresses self.
Created by: cdesai



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