Developmental milestones newborns and infants

Question 1

Birth to 3 months

Answer 1

• WEIGHT: Gains 5-7 oz weekly during the first month and then 1-2 lb per month
  -FEEDING: breastfed every 2-3 hours, formula fed every 3 to 4 hours
• HEIGHT: grows 1 inch per month for the first 6 months of life
• HEAD CIRCUMFERENCE: grows a half inch per month for the first 6 months of life
• REFLEXES: primitive reflexes remain
• HEARING: should respond to parent’s voice and respond to loud noises by blinking, startling, frowning, or waking from light sleep
• VISION most newborns focus best on objects about 8-10 inches away, or the distance to your face during feeding. Acuity is 20/100; they begin to recognize mother visually, can track objects vusually with more accuracy
• COMMUNICATION sensitive to the way thye are held, rocked, and fed. By the age of 2 month sthe infant should smile on purpose, blow bubbles, and coo when spoken to, at three months th einfant may laugh out loud fand express moods

Question 2

Three to Six months

Answer 2

• Birth weight doubles by 6 months
• height increases 1 inch per month for the first 6 months
• can raise head and support by 4 months
• reaches and grasps objects, plays with hands, moves objects to mouth, plays woth toes
• rolls from abdomen to back
• more stable sleeping paterns by 3 moths
  opens mouth for a spoon
• BINOCULAR vision ability to see with both eyes coordinated
• primitive reflexes begin to disappear
• begins to drool, chew on toys as teething begins @6months
• Can sit when propped a 6 months
• can support some weight when held in a standing position
• Regognize familiar objects and people, express displeasurewhen those objects or people are removed, babbles to self

Question 3

Six to nine months

Answer 3

• All infants should be screened for developmental delays and disabilities at 9 months at the well child visit
• Rolls from back to stomach and stomach to back
• sits unsupported by 8 months
• Transfers objects form hand to hand, points at objects, and picks them up at 9 months
• fine motor skills continue to develop
• puts feet in mouth. plays pat-a-cake, loves to see own immage in mirror
• developes and expresses taste prefferences
• develops to understand differences between inamate and animate objects
• displays stranger anxiety
• vocalizes with many syllable vowel sounds and “m-m” with crying
• aroudn 9 months days ddadda and moma and understands bye-bye and no
• around 8-9 months begins to stand develops pincer grasp, craws backward then forwards and responds to own name
• understands where to look for an object that has been dropped; practice graps release movements
• begins to test parents response such as watching parents while dropping food in the floor
• distinguishes colors
• distance vision
• expressess emotions including frustration adn anger

Question 4

mine to twelve months

Answer 4

• birth weight triples
• birth length increases by 500%
• head and chest circumference are equal
• a total of six to eight teeth
• knows game
• creeps along furniture
• drinks from a cup; should be weaned from a bottle
• stands alone for brief periods of time; raises arms when wants to be picked up
• may take first steps and walk alone
• eats with spoon and cup but prefers fingers
• enjoys familiar surroundings and people, expresses dissatisfaction with stangers or strange surroundings
• may develop security objects such as a favorite toy or blankets
  enjoys books especially board books
• can understand simple communication or direction; say two or three words beyond dada and mama
• one or both feet may slightly turn in; the infant’s lower legs are normally bowed
• at around 12 months of age can transition to whole cow milk; do not use 1% or 2% because the infant needs the fat content for continuing brain development