Test 3: Development Flashcards
Developmental Psychology
the study of continuity and change across the life span.
Prenatal Stage
from conception to birth.
Germinal Stage
from conception through the first 2 weeks.
Zygote
a single cell that contains chromosomes from both a sperm and an egg
Embryonic Stage
- The period of prenatal development that lasts from the 2nd week until about the 8th week.
- Embryo
Fetal Stage
- the period of prenatal development that lasts from the 9th week until birth.
- Fetus
The ____ links the mother’s bloodstream to the developing embryo or fetus.
Placenta
Teratogens
agents that damage the process of development, such as drugs and viruses.
Fetal Alcohol Syndrome
a developmental disorder that stems from heavy alcohol use by the mother during pregnancy.
Infancy
the stage of development that begins at birth and lasts between 18 and 24 mos.
Motor development
the emergence of the ability to execute physical action.
Reflexes
specific patterns of motor response that are triggered by specific patterns of sensory stimulation.
- Rooting Reflex
- Sucking Reflex
- Babinski Reflex
- Moro Reflex
- Stepping Reflex
- Grasping Reflex
Cognitive Development
the emergence of the ability to understand the world.
Piaget’s Stages of Development
sensorimotor, preoperational, concrete operational, formal operational
Sensorimotor Stage (birth-infancy)
Schemas
Assimilation
Accommodation
Object permanence
Preoperational Stage (2-6)
Egocentrism vs Perspective
Concrete Operational Stage (6-11)
Conservation: the notion that the quantitative properties of an object are invariant despite changes in the object’s appearance
Schemas
theories about or models of the way the world works
Assimilation
infants apply their schemas in novel situations
Accommodation
infants revise their schemas in light of new information
Object permanence
the idea that objects continue to exist even when they are not visible
Formal Operational Stage (11-adulthood)
Logic, reasoning, abstract thinking, hypotheticals
Zone of Proximal Development
0
Social Referencing
the ability to use another person’s reactions as information
Joint Attention
at 9 – 15 mos. of age, babies can direct their attention to a point in space to which another’s eyes are directed.