Infant Development

Question 1

0-1 month

Answer 1

oral stage, aware of inanimate vs animate, social interaction, eye hand, lifts head when prone, head lag, can turn head, sucking and rooting, gains 5-7oz a week senses: hearing taste smell vision

Question 2

2- 4 months

Answer 2

lifts head 45 degrees when prone, hold head steady by 4 months, follows moving objects with eyes, recognizes familiar faces, vocalizations by 2 months, squeals by 4 months, smiles, then laughs, uses hands to put objects in mouth, cooing, hearing , vision: begins to show interest in hands

Question 3

5-8 months

Answer 3

first tooth, sleeps through the night, rolls from back to stomach, starts to imitate sounds, sits well alone by 8 months, begins to show patterns of regular bladder bowel elimination, responds to “no”, depth perception, eye color determined by 6 months.

Question 4

9-11 months

Answer 4

creeps and crawls, good coordination, sits alone, responds to adult anger, drinks with a cup, begins to show fear, pincer grasp, attempts to walk by 11 months, imitates simple words and sounds

Question 5

12-15 months

Answer 5

loses babinski’s sign (toe reflex when sole of foot stimulated) by 12 months, weighs triple birthweight by 12, can say mama and da da, knows their name, tolerates some separation, has temper tantrums, walks without help

Question 6

16-18 months

Answer 6

closed anterior fontanel, walks up stairs without help, turns pages of a book, begins to test limits, has bowel movements when helped to the potty, comes communicative

Question 7

4 months sleep

Answer 7

nocturnal sleep, 9=11 hours, 2 naps during day

Question 8

12 months sleep

Answer 8

sleeps through night, 1-2 naps

Question 9

leading cause of death

Answer 9

SIDS

Question 10

Falls

Answer 10

most common accident after 4 months

Question 11

Breast feed

Answer 11

every 30 minutes or on demand at first, maintain for min 6, ideally 12 or more months