test 2 Flashcards
genetically identical twins are called
monozygotic
non identical twins are called
dizygotic
how to test nature vs nurture in twins?
look for correlation in two different traits, between two sets of MZ and DZ twins, if there is a difference it is most likley nature, if there is little difference then it is most likely nurture
what is epigenetics
the study of how genes are switched on and off through the environment
what is a genome
the entire set of genetic information that does not change
how dies genetics effect twins
as the twins get older their epigentics will switch off and on different genes in their genome.
what did we see in babies of institutions
much smaller brain development bc of neglect
what is cognitive development
growth in the intellectual capabilities, particularly in the early years of life
what is social development
growth int he ability to function effectively in the social world, by controlling emotions, maintaining relationships and establishing a personal identity.
moral development
growth in reasoning about personal right, responsibility and social obligations.
how can we describe competent newborns
turns head torwars voices
see 8-12 inches from face
will look at human like shapes longer
will keep attention longer with eye contact
define attachment
strong emotional bond with caregiver
basis for normal emotional and social development
some animals form attachment through imprinting
what is imprinting
learning that occurs at a particular point in life
its very rapid
in the form of animals imprinting the consequence doesn’t matter
first 36 hours of baby geeses life
what did harrlows experiment shoes
primates had a fundamental intristic need for comfort,
given two mothers one soft one wire
wire provided food
soft provided touch
like the soft better
if not provided touch became very fucked up
how else can prolonged deprivation affect young
increase the risk of physical, psychological and social problems
alters brain serotonin levels
what is bowlby’s attachment theory
the bonds of atachment of a child and parent have lifelong effects
what is the strange situation paradigm
a researcher records a childs response to a sequence of events where a mom and child interact, separate, and reunite.
what are 4 attachment types under the strange situation paradigm
secure
avoidant
anxious
disorganized
define secure attachment
child is happy and exploitative
mom is sensitive and quick
both believe their trust and needs will be met.