Dev Psychology
From birth to 2 years, what is the first Erikson Stage?
Trust vs. Mistrust
How much does a mom's blood volume increase during pregnancy?
40-50%
How many bones does a baby have?
300
How long does it take for a baby to differentiate between familiar faces?
Approximately 3 months
6-8 months old children become very anxious and fearful in the presence of strangers. It continues to age 2 and then diminishes.
Stranger Anxiety
Babies can yawn in the womb. True or False?
True!
How long is a baby considered a newborn?
2 months
On average, how many hours per day does a newborn baby sleep?
14-17 hours
Name one of the two key achievements of Sensorimotor Stage (0-2)
1. Object Permanence: understanding that objects continue to exist even when you can't see them.
2. Deferred imitation: ability to imitate an act at a later point in time.
When does the umbilical stump of a baby fall off?
1-3 weeks after birth
What percent of babies arrive on their scheduled due date?
Approximately 5%
On average, when do babies start smiling socially?
6-8 weeks
Beginning at about 9 months children imitate adult speech sounds and words without an understanding of their meaning
Echolalia
Which land animal has the longest gestation period?
Elephants at up to 23 months
What is the first sense a baby acquires after birth?
The sense of touch
What color does a baby start seeing first?
Red
What hormone is produced during pregnancy?
HCG
Babies are born without kneecaps. True or False?
True!
How many diaper changes do newborn babies need?
Typically around 8-12 changes per day