DevelopmentalPsychology

unit 4

Developmental Psych studies physical, cognitive, and social changes throughout the lifespan.

Nature - Nurture

Stability - Change

Continuity - Stages

m8 Prenatal Development and

the Newborn

Conception 1,000 sperm produced per second200 million per ejaculationEgg : Sperm = 85,000 : 1

Zygote: conception to 2 weeks

• 7-9 days implantation

Embryo: 2 - 8 weeks

• 3 weeks, heart then central nervous system

Fetus: 9 weeks - birth

• 25-28 weeks, viable

Sonogram images

Teratogens

Any factor or agent causing malformation• Drugs• Alcohol• Disease

Fetal Alcohol Syndrome

Newborns

Reflex

simple, innate response to a sensory stimulus

Preferences

Face-like images

Voice and scent

Rooting reflex

Morro reflex

Sucking reflex; no Fencer

Grasper reflex

m9 Infancy & Childhood

Physical Development

• Brain maturation & infantile amnesia

• Motor coordination

CognitiveDevelopment

Sche

ma Assimilation

Accomodation

p 143

SocialDevelopment

Stranger anxiety

Attachment

Body contact

Familiarity

Self-concept

Permissive

Authoritative

Authoritarian

m10 Adolescence

Physical

Cognitive

• Lawrence Kohlberg’s moral reasoning

• Jonathan Haidt’s social intuitionist

• Carol Gilligan’s empathy & caring

Koh

lber

g, S

tage

s of M

oral

Dev

elop

men

t

Postconventional

Conventional

PreconventionalPunishment avoidance

Instrumental

Good boy/ Good Girl

Law & order

Social Contract

Universal ethics

Car

ol G

illig

an

p 166

m11 Adulthood

Physical

• Declining sensory abilities

• Increased susceptibility to long-term illness and injury

• 5% brain weight decrease by age 80

• Alzheimer’s

Cognitive

• Decreased recall & prospective memory; no change to recognition

• Decreased fluid intelligence; increased crystallized intelligence

Social

• Marriage

• Children

• Work

• 5 Stages of Death & Dying

Elizabeth Kubler-RossStages of Death and Dying