Flashcards in W12_03 child development Deck (41)
note: primitive reflexes disappear with time, and are replaced by postural reflexes
what's the root reflex?
stroke baby's cheek and it'll turn and open its mouth to suck;
gone after 3-4 months
what's the suck reflex?
put something in baby's mouth and it'll suck;
what's the hand grasp reflex?
gone after 3 months
what's the moro reflex?
lift and drop (but catch!) the baby. Baby will abduct arms, flex fingers, then adduct arms;
disappears after 6 months
what's the ATNR? (asymmetric tonic neck reflex)?
look like a fighter. If you turn the head one way, it'll extend the arm on that side and clench th earm on the other.
Gone after 6 months
what's the protective equilibrium reflex?
appears 4-6 months and goes on forever
what's the parachute reaction?
if you tilt a baby forwards on their belly abruptly, they'll splay their hands forwards;
appears 8-9 months and goes on forever
what are red flags of primitive reflexes?
no lateral prop by 7-8 months;
no parachute by 10 months
what's the most important supine gross motor function?
head control (3 months)
what are the prone gross motor milestones?
extended forearms - 4 mo;
roll - 4 mo;
sit - 6 mo;
4 point crawl - 9 mo;
pull to stand - 9 mo
chin and chest come off the ground at which month?
babies can rest on their forearms at which month?
babies can rest on their hands with fully extended arms at which month?
babies can do the tripod sit at which month?
when can babies pull themselves up to stand?
when can babies start to run (stiffly)?
when can babies start running well, and go up stairs?
when can babies alternate feet up stairs?
when can babies ride tricycles?
when can babies hop on 1 foot
when can kids ride bikes?
when does the pincer grasp come out?
when can babies hold things?
when can babies transfer to the other hand?
when does the foot regard appear?
note: persistent fisting is a red flag
note: if the child has an early hand preference (<18 months) it can be a red flag for something wrong with the other side
what is object permanence?
when babies realize that things out of their vision can still exist. Appears around 9 months