infant, toddler, preschooler Flashcards
how much does weight and length change during infancy (1 month to 12 months)
birth weight triples, length increases by 50%
why is teaching normal milestones important?
so parents can know what to expect! (roll over, oral stage, baby proof house!)
do all babies follow the same growth and development?
yes..first learn to small, babble, hold their heads up, then progress to rolling over, sitting up, crawling etc. in same sequence.
there are rare exceptions
why is it important for you to know the developmental milestones?
so you can recognize something that is not normal and take appropriate action. also help parents make realistic goals for their children (anticipatory guidance)
what does growth of the infant refer to?
physical size increase; weight, height, head circumference
weight gain weekly until 5-6 months?
150-200grams weekly
when does baby double birth weight?
at 4-6 months
average weight per lb/ per month for first 6 months, second 6 months
first 6 months= 2lb a month
second 5 months= 1 lb a month
average 1 year old male weight
10 kg/ 22 lb
average 1 year old female weight
9.5kg/ 21 lb
height increase in first 6 months
2.5cm a month, increases by 50%
average height at birth and 1 year
20 inches at birth, 30 inches at 1 year (50.5-76.2cm)
what grows first in infancy
trunk first, then legs
how much does the head increase in the first year?
33%, fontanelles close
head to tail pattern?
turns then lifts head first, to trunk, roll over, creeping, crawling to sitting and walking (cephalocaudal and proximodistal)
reflexes disappear
head growth per month up to 6 months
1.5cm per month
head growth in second 6 months
0.5cm, average is 45 cm at 1 year
by end of first year how close is head to adult size
2/3 the adult size
when does the posterior fontanelle close
6-8 weeks
when does the anterior fontanelle close
12-18 months
what happens to madible/lower jaw by 1st year
becomes more prominent
when does chest circumference become even with head
about 1 year old
when does the abdomen protrude until
until walking and abdominal muscle movement (2-4 years)
heart rate during infancy?
slows to 100-120
resp rate during infancy?
decreases to 20-30
BP during infancy?
increases slightly 100/60
infant may become anemic, when will it resolve by
5-6 months when adult HgB develops (add iron rich cereal to diet at 4 months)
are the liver and kidneys mature during infancy
no still immature, digestion and enzymes immature
when can baby shiver by
6 months
is an infant susceptible to dehydration
yes, still has 40% ECF compared to 20% in adults
when do lower incisor teeth come in
6-10 months
upper incisors?
8-12 months
lateral upper teeth?
9-13 months
lateral lower teeth
10-16 months
what does development of the infant refer to
refers to increase in skill or ability to function (qualitative)
when is baby cruising by?
11 months
when can baby transfer toy from hand to hand
7 months
when does baby have advanced hand-eye coordination
8 months
when does baby have pincer grasp
10 months
when can baby offer and release toys
12 months
grasp reflex-fisted at first to thumb opposition?
4 months
what language does infant use?
different cries
babbles and coos?
1 month
happy sounds
3 months
more purposeful sounds
5 months
imitate sounds, da-da
9 months
words with meaning
2-4 years old
when does baby have a social smile
1 month
when does baby laugh
3 months
when does stranger anxiety begin
8-9 months
when does baby turn their head to sound
3 months