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Nature vs Nurture
How do genetics and environment influence development?
Continuity and stages
What parts of development are continuous and what parts of development happen in stages?
Stability and change
Which of our traits stay the same and which change?
developmental psychology
a branch of psychology that studies physical, cognitive, and social change throughout the life span
zygote
fertilized egg
embryo
the developing human organism from about 2 weeks after fertilization through the second month
fetus
the developing human organism from 9 weeks after conception to birth
teratogens
agents, such as chemicals and viruses, that can reach the embryo or fetus during prenatal development and cause harm
fetal alcohol syndrome (FAS)
physical and cognitive abnormalities in children caused by a pregnant woman's heavy drinking. In severe cases, symptoms include noticeable facial misproportions
habituation
decreasing responsiveness with repeated stimulation. As infants gain familiarity with repeated exposure to a visual stimulus, their interest wanes and they look away sooner.
maturation
biological growth processes that enable orderly changes in behavior, relatively uninfluenced by experience
Jean Piaget
Studied childrenâs cognitive development; a childâs mind develops through a series of stages so he created his Stages of Development; Core idea: our intellectual progression reflects an unceasing struggle to make sense of our surroundings
cognition
all the mental activities associated with thinking, knowing, remembering, and communicating
schema
a concept or framework that organizes and interprets information
assimilation
interpreting our new experiences in terms of our existing schemas
accommodation
adapting our current understandings (schemas) to incorporate new information
Piagetâs Stages of Development
Sensorimotor stage, preoperational stage, concrete operational stage, and formal operational stage
sensorimotor stage
in Piaget's theory, the stage (from birth to about 2 years of age) during which infants know the world mostly in terms of their sensory impressions and motor activities
object permanence
the awareness that things continue to exist even when not perceived
preoperational stage
in Piaget's theory, the stage (from about 2 to 6 or 7 years of age) during which a child learns to use language but does not yet comprehend the mental operations of concrete logic
conservation
the principle (which Piaget believed to be a part of concrete operational reasoning) that properties such as mass, volume, and number remain the same despite changes in the forms of objects
egocentrism
in Piaget's theory, the preoperational child's difficulty taking another's point of view
curse of knowledge
people overestimating the extent to which other people share our ideas
theory of mind
people's ideas about their own and others' mental statesâabout their feelings, perceptions, and thoughts, and the behaviors these might predict.
concrete operational stage
in Piaget's theory, the stage of cognitive development (from about 6 or 7 to 11 years of age) during which children gain the mental operations that enable them to think logically about concrete events
formal operational stage
in Piaget's theory, the stage of cognitive development (normally beginning about age 12) during which people begin to think logically about abstract concepts
Lev Vygotsky
Child minds grows through interactions with the social environment
autism spectrum disorder (ASD)
a disorder that appears in childhood and is marked by significant deficiencies in communication and social interaction, and by rigidly fixated interests and repetitive behaviors
asperger syndrome
former name of autism
stranger anxiety
the fear of strangers that infants commonly display, beginning by about 8 months of age
attachment
an emotional tie with another person; shown in young children by their seeking closeness to the caregiver and showing distress on separation
critical period
an optimal period shortly after birth when an organism's exposure to certain stimuli or experiences produces proper development
imprinting
the process by which certain animals form attachments during a critical period very early in life
Mary Ainsworth
Created the strange situation experiment to study attachment styles
Harry Harlow
In his experiments, monkeys raised
with inanimate surrogate mothers were
overwhelmed when placed in strange
situations without that source of emo-
tional security. (Today there is greater
oversight and concern for animal
welfare, which would regulate this type
of study.)
temperament
personâs characteristic emotional reactivity and intensity (temper)
basic trust
according to Erik Erikson, a sense that the world is predictable and trustworthy; said to be formed during infancy by appropriate experiences with responsive caregivers
resilience
withstand trauma and become normal adults
self-concept
all our thoughts and feelings about ourselves, in answer to the question, "Who am I?"
authoratarian parenting
A parenting style that imposes rules and expects obedience: "Don't interrupt." "Keep your room clean." "Don't stay out late or you'll be grounded." "Why? Because I said so."
permissive parenting
A parenting style characterized by the placement of few limits on the child's behavior. They may be indifferent, unresponsive, or unwilling to set limits.
authorative parenting
A parenting style that encourages the child to be independent but that still places limits and controls on behavior.
secure attachment
a relationship in which an infant obtains both comfort and confidence from the presence of his or her caregiver
insecure attachment
the attachment style for a minority of infants; the infant may exhibit this through various behaviors, such as avoiding contact with the caregiver, or by alternating between approach and avoidance behaviors
adolescence
the transition period from childhood to adulthood, extending from puberty to independence
puberty
the period of sexual maturation, during which a person becomes capable of reproducing
identity
our sense of self; according to Erikson, the adolescent's task is to solidify a sense of self by testing and integrating various roles
social identity
the "we" aspect of our self-concept; the part of our answer to "Who am I?" that comes from our group memberships
intimacy
in Erikson's theory, the ability to form close, loving relationships; a primary developmental task in late adolescence and early adulthood
emerging adulthood
for some people in modern cultures, a period from the late teens to mid-twenties, bridging the gap between adolescent dependence and full independence and responsible adulthood
menarche
the first menstrual period
moral reasoning
the thinking that occurs as we consider right and wrong
moral intuitions
gut feelings that can drive decisions
Kohlbergâs Moral Ladder
Preconventional morality, conventional morality, and postconventional morality
preconventional morality
first level of Kohlberg's stages of moral development in which the child's behavior is governed by the consequences of the behavior
conventional morality
second level of Kohlberg's stages of moral development in which the child's behavior is governed by conforming to the society's norms of behavior
postconventional morality
third level of Kohlberg's stages of moral development in which the person's behavior is governed by moral principles that have been decided on by the individual and that may be in disagreement with accepted social norms
delayed gratification
Voluntarily postponing an immediate reward in order to complete a task before enjoying a reward.
Erik Eriksonâs Stages of Psychosocial Development
Trust vs mistrust
Autonomy vs shame/doubt
Initiative vs guilt
Competence vs inferiority
Identity vs role confusion
Intimacy vs isolation
Generativity vs stagnation
Integrity vs despair
Trust vs mistrust
Infancy to 1 year. If needs are met, infants develop a sense of basic trust
Autonomy vs shame/doubt
Toddlerhood (1 - 3 years). Toddlers learn to exercise their will or doubt their abilities
Initiative vs guilt
Preschool (3 - 6 years). Preschoolers learn to initiate tasks and carry out plans or feel guilty about their efforts to become independent
Competence vs inferiority
Elementary School (6 - puberty). Children learn the pleasure of applying themselves to tasks or feel inferior
Identity vs role confusion
Adolescence (teen years - 20s). Teenagers work on refining a sense of self by testing roles and then integrating them to form a single identity or they become confused about who they are
Intimacy vs isolation
Young Adulthood (20s - 40s). Young adults struggle to form close relationships to gain the capacity for intimate love, or they feel socially isolated
Generativity vs stagnation
Middle adulthood (40s -60s). Sense of contributing to the world (usually through family or work), or feel a lack of purpose
Integrity vs despair
Late Adulthood (60s+). Sense of satisfaction or failure
menopause
the time of natural cessation of menstruation; also refers to the biological changes a woman experiences as her ability to reproduce declines
cross-sectional study
a study in which people of different ages are compared with one another
longitudinal study
research in which the same people are restudied and retested over a long period
neurocognitive disorders (NCDs)
acquired (not lifelong) disorders marked by cognitive deficits; often related to Alzheimer's disease, brain injury or disease, or substance abuse. In older adults neurocognitive disorders were formerly called dementia
Alzheimer's disease
a progressive and irreversible brain disorder characterized by gradual deterioration of memory, reasoning, language, and, finally, physical functioning
social clock
the culturally preferred timing of social events such as marriage, parenthood, and retirement
telomeres
DNA at the tips of chromosomes
death-deferral phenomenon
People tend to put off dying when there is an event to look forward to, such as holidays
spirit affects life expectancy; depression causes poor health and early death; ex: more people die 2 days after Christmas than before
prospective memory
remembering to do things in the future
terminal decline
acceleration in deterioration of cognitive functioning prior to death
midlife transition
a period in middle adulthood when a person's perspective on his or her life may change significantly
chance events
small populations are especially prone to loss of alleles through chance
generativity
the desire, in middle age, to use one's accumulated wisdom to guide future generations
Successful Aging
Biological influences: No genetic predisposition to early cognitive/physical decline; Appropriate nutrition
Psychological influences: Optimistic outlook; Physically/mentally active lifestyle
Social-cultural influences: Support from friends/family; Cultural respect for aging; Safe-living conditions