EXAM 3 Flashcards
Are there more than one type of estrogen?
Yes
Stability and Change
Temperament and mood are pretty stable
Biggest smilers in childhood are most likely to be happy as adults (bigger smiles predict happier marriages)
Social attitudes are less stable (especially in late adolescence)
Most people mature after adolescence
Zygotes
Fertilized eggs
Fewer than half survive past the first two
Embryo
Inner zygote cells
Placenta
Outer zygote cells
Fetus
9 weeks after conception
By 6 months there is a good chance of survival outside the womb
Teratogens
Viruses and drugs – why pregnant women shouldn’t drink or smoke
Environmental Factors
The placenta filters out harmful substances, some slip by
Alcohol reduces CNS activity for both mother and baby
Drinking while pregnant can make baby like alcohol more (not good)
Fetal Alcohol Syndrome
Low birth weight, birth defects, future behavioral issues, lower intelligence
Epigenetic Effect
Chemical marks on DNA
Alcohol = switches genes on and off abnormally
Smoking = weakens ability to handle stress
Newborn Reflexes
We are equipped with reflexes
- Withdraw limbs away from pain
- Move things that interfere with breathing
- Feeding - sucking
- Startle reflex
- Grasping reflect
Habituation
Getting used to something and not finding it interesting
Newborns…
Turn towards human voices
Look longer at face like images
Prefer faces 8-12 inches away
Prefer smell our caretakers used
Still face study
baby angry when mothers face is still
Brain Development
Neural networks expand
We are born with almost all the brain cells we have – the wiring is what develops
Infant brain size increases rapidly in the days following birth
When is the most rapid growth in the frontal lobe?
3 to 6 months
What are the last to develop?
Association areas
Motor development
Brain development allows for physical coordination (cerebellum)
Babies roll before sitting, crawl before walking (even blind babies)
Bowel and bladder control can’t happen before their brain matures enough
What percent walk before 1 years old?
50%
What percent walk by 15 months?
90%
Which countries massage babies and accelerate walking?
Africa, the Caribbean, India
Sensorimotor stage
Object permanence (peek-a-boo)
Baby physics - stare longer at impossible or unexpected things (car passing through a solid object)
Preoperational stage
Lack of the concept of conservation
Present play and symbolic thinking
Egocentrism
Difficulty seeing others’ points of view
Theory of mind
Ideas about your own and others’ mental states
Secure attachment
Comfortable with intimacy and autonomy in close relationships, self confident
Preoccupied attachment
Overly invested and involved in close relationships (depending on others)
Dismissing attachment
Compulsively self-reliant, distant in relationships
Fearful attachment
Dependent on others, but avoids intimacy due to fear of rejection
Permissive parenting style
High responsiveness, low demandingness
Neglectful parenting style
Low responsiveness, low demandingness
Authoritative (IDEAL)
High responsiveness, high demandingness
Authoritarian
Low responsiveness, high demandingness