4. Adolescence and Adulthood Flashcards
cross sectional design
compares diff ppl at diff ages
when is the beginning of adolescence
puberty (beginning earlier bc of better nutrition, hormones, etc)
females 10-11
males 11-12
changes in adolescence
- physical
- neurological (synaptic pruning: brain eliminates unneeded connections to create efficiency, increase in myelination, loss of neural plasticity)
- cognitive changes (prefrontal cortex region does not stop developing till 25)
major cognitive changes
- concrete to abstract thinking
- increased capacity for memory, processing speed, attention, metacognition
- increased exploration and sensation-seeking
- experienced based on feedback
social changes
diff genes can lead too…
- independence
…diversity, differential susceptibility
psychological control
invalidating adolescent’s feelings and pushing them to think in particular ways -> pressure on teen
deviant peer contagion
when ppl more likely to engage in risky behaviour when it has been approved by a peer
crowds
large groups based on stereotypes and reputations and interact with moderate frequency
cliques
smaller groups of ppl w similar characteristics
4 stages of identity development
identity foreclosure
identity diffusion
identity moratorium
identity achievement
4 stages of identity development: identity foreclosure (most adolescents)
- adolescent willing to commit to some relevant roles, values, or goals for the future, w/o exploring their options
- in this stage tend to conform to expectations of esteemed others regarding their future (parents tell them, role models)
4 stages of identity development: identity diffusion (most adolescents)
don’t attempt to explore or commit to any ideologies or roles
4 stages of identity development: identity moratorium
adolescent is actively looking at options, exploring choices, not made a commitment to one
4 stages of identity development: identity achievement
adolescent has made a commitment to a specific identity
Theories of development of antisocial behaviours
- Patterson: early vs late starter. early starters at greater risk for long-term behaviours extending into childhood. late starters suffer from poor parental supervision
- Moffitt: antisocial behaviour that is life-course persistent vs adolescent-limited