PSYC1003 Study Guide - Final Guide: Phenotype, Egg Cell, Down Syndrome
Developmental Psychology
Definitions and important concepts:
Attachment: enduring ties of affection that children form with their primary caregiver.
Attachment includes:
• A desire for proiit to a attahet figure.
• A sese of seurit deried fro aregiers presee.
• Feeligs of distress he aregier is aset.
Attachment is dynamic: it involves reciprocal interaction between child and caregiver.
Play; Non-serious activities in which children structure behaviour in idiosyncratic ways not
necessarily related to reality.
Many types of play:
• Soial otige pla e.g., peek-a-oo.
• Ojet pla e.g., lego.
• Laguage pla e.g., alig, rhes.
• Phsial pla.
• Fatas or Preted pla
Primary caregiver is a hilds ost sigifiat earl soial relatioship.
Disorders caused by dominant genes: one copy of gene sufficient
Disorders caused by recessive genes: both copies of gene required.
Phenylketonuria (PKU):
• iailit to etabolise phenylalanine, an amino acid found in food.
• Phelalaie auulates i lood, ausig seere ogitie defiits ad other
abnormalities.
Behavioural Genetics: aims to determine the contributions of nature and nurture to
behavioural diversity.
Heritability: the proportion of a given behaviour that is due to genetics rather than
environmental factors.
Identical (monozygotic) twins
• Splittig of a sigle fertilized egg.
• Sae DNA although the rise of epigeetis does adit differees/Sae eiroet.
Fraternal (dizygotic) twins
• Separate fertilisatio of to eggs.
• Sae eiroet/differet DNA.
Prenatal development: Most rapid and dramatic period of change across the lifespan
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Document Summary
Attachment: enduring ties of affection that children form with their primary caregiver. Attachment includes: a desire for pro(cid:454)i(cid:373)it(cid:455) to a(cid:374) atta(cid:272)h(cid:373)e(cid:374)t figure, a se(cid:374)se of se(cid:272)urit(cid:455) deri(cid:448)ed fro(cid:373) (cid:272)aregi(cid:448)er(cid:859)s prese(cid:374)(cid:272)e, feeli(cid:374)gs of distress (cid:449)he(cid:374) (cid:272)aregi(cid:448)er is a(cid:271)se(cid:374)t. Attachment is dynamic: it involves reciprocal interaction between child and caregiver. Play; non-serious activities in which children structure behaviour in idiosyncratic ways not necessarily related to reality. Many types of play: so(cid:272)ial (cid:272)o(cid:374)ti(cid:374)ge(cid:374)(cid:272)(cid:455) pla(cid:455) (cid:894)e. g. , (cid:858)peek-a-(cid:271)oo(cid:859)(cid:895), o(cid:271)je(cid:272)t pla(cid:455) (cid:894)e. g. , lego(cid:895), la(cid:374)guage pla(cid:455) (cid:894)e. g. , (cid:271)a(cid:271)(cid:271)li(cid:374)g, rh(cid:455)(cid:373)es(cid:895), ph(cid:455)si(cid:272)al pla(cid:455), fa(cid:374)tas(cid:455) or prete(cid:374)d pla(cid:455) Primary caregiver is a (cid:272)hild(cid:859)s (cid:373)ost sig(cid:374)ifi(cid:272)a(cid:374)t earl(cid:455) so(cid:272)ial relatio(cid:374)ship. Disorders caused by dominant genes: one copy of gene sufficient. Disorders caused by recessive genes: both copies of gene required. Phenylketonuria (pku): i(cid:374)a(cid:271)ilit(cid:455) to (cid:373)etabolise phenylalanine, an amino acid found in food, phe(cid:374)(cid:455)lala(cid:374)i(cid:374)e a(cid:272)(cid:272)u(cid:373)ulates i(cid:374) (cid:271)lood, (cid:272)ausi(cid:374)g se(cid:448)ere (cid:272)og(cid:374)iti(cid:448)e defi(cid:272)its a(cid:374)d other abnormalities. Behavioural genetics: aims to determine the contributions of nature and nurture to behavioural diversity.
