Quiz 2: Infancy Learning Module Flashcards
At what age will infants heads grow fastest?
During the first 4 months
(due to rapid brain growth)
What is the average birth weight of infants?
3.5kg (7.5 lbs)
2.5kg - 4.5kg is considered normal
List the different % of a babies head to body length at different ages
In the womb: head is 50% of total body length
At birth: head is 25% of total body length
Adults: head is 15% of total body length
What is the poorest developed sense at birth?
VISION
(we can see more detail at around 2-3 months)
What is the best developed sense at birth?
HEARING
At one month, babies can distinguish familiar sounds
Babies prefer human voices just after a few days and prefer mothers voice > strangers
Newborns loose about _____oz in first 4-5 days, but regain it by _______ days old.
8oz
10-12
How are measurements of babies expressed?
expressed as a percentile from 0 -100 that compares each baby to other babies of same age
What type of taste do newborns tend to prefer?
Have sweet preferences
What are infants sleep cycles like?
Half of an infants sleep is REM
Sleep starts with REM, not non-REM sleep
**They move through sleep cycle more quickly than adults
How is touch important for babies?
Touch is essential to baby’s growth of physical abilities, languages, cognitive skills, and soci-emotional competency
gentle touch = positively powerful!
How do basic motor skills develop?
Through REFLEXES
What are the 4 main reflexes?
- breathing reflex (needed to maintain oxygen - ex. hiccups, sneezing, etc.)
- Maintain body temp (ex. crying or shivering)
- Sucking reflex
- Rooting reflex
What is the average length of full-term babies at birth?
20 inches (51 cm)
46 - 56cm is normal range
What are some benefits of breastfeeding?
- High nutritional makeup of COLOSTRUM
- Breast milk changes by 3rd or 5th day to be thinner that contains all the right things to support development
- It’s free!
Are women in Canada or the US more likely to breastfeed?
Women in CANADA are more likely to breastfeed
*Canadian health recommendation is breastfeeding till 2 years
Breastfed and bottle-fed infants adjust _________
EQUALLY AS WELL (fed is best!)
List situations where breastfeeding is not an option for women?
- biological mother has transmissible disease
- mother takes medication that can harm baby
- infant was born/adopted into a family with 2 fathers and no surrogate to breastfeed
- mother does not make enough breastmilk
- process simply does not work for mom or baby
Piaget describes development in infancy as ______________
sensorimotor
Stage based on direct physical contact where senses and motor skills to taste, feel, hear, and move are used.
**these sensory abilities provide the foundation for cognitive skills