# data[].attributes.body
the culturally preferred timing of social events such as marriage, parenthood, and retirement

# data[].attributes.body
research in which the same people are restudied and retested over a long period

# data[].attributes.body
a study in which people of different ages are compared with one another

# data[].attributes.body
the time of natural cessation of menstruation; also refers to the biological changes a woman experiences as her ability to reproduce declines

# data[].attributes.body
an enduring sexual attraction toward members of either one's own sex (homosexual orientation), the other sex (heterosexual orientation), or both sexes (bisexual orientation)

# data[].attributes.body
a life threatening, sexually transmitted infection caused by the human immune deficiency virus (HIV). aids depletes the immune system, leaving the person vulnerable to infections

# data[].attributes.body
the first menstrual period

# data[].attributes.body
nonreproductive sexual traits, such as female breasts and hips, male voice quality, and body hair

# data[].attributes.body
the body structures (ovaries, testes, and external genitalia) that make sexual reproduction possible

# data[].attributes.body
the period of sexual maturation, during which a person becomes capable of reproducing

# data[].attributes.body
the most important of the male sex hormones. both males and females have it, but the additional testosterone in males stimulates the growth of the male sex organs in the fetus and the development of the male sex characteristics during puberty

# data[].attributes.body
the sex chromosome found only in males, when paired with an x chromosome from thee mother, it produces a male child

# data[].attributes.body
the sex chromosome found in both men and women. females have 2 x chromosomes; males have one. an x chromosome from each parent produces a female child

# data[].attributes.body
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

# data[].attributes.body
in Erikson's theory, the ability to form close, loving relationships, a primary developmental task in the late adolescence and early adulthood

# data[].attributes.body
the "we" aspect of our self-concept; the part of our answer to "who am I?" that comes from our group memberships

# data[].attributes.body
our sense of self; according to Erikson, the adolescent's task is to solidify a sense of self by testing and integrating various roles

# data[].attributes.body
the transition period from childhood to adulthood, extending from puberty to independence

# data[].attributes.body
an umbrella term describing people whose gender identity or expression differs from that associated with their birth sex

# data[].attributes.body
the acquisition of a traditional masculine or feminine role

# data[].attributes.body
the theory that we learn social behavior by observing and imitating and by being rewarded or punished

# data[].attributes.body
our sense of being male or female

# data[].attributes.body
a set of expectations (norms) about a social position, defining how those in the position ought to behave

# data[].attributes.body
a set of excepted behaviors for males or for females

# data[].attributes.body
any physical or verbal behavior intended to hurt or destroy

# data[].attributes.body
the socially constructed roles and characteristics by which a culture defines male and female

# data[].attributes.body
all our thoughts and feelings about ourselves, in answer to the question, "who am I?"

# data[].attributes.body
according to Erik Erikson, a sense that the world is predictable and trustworthy; said to be formed during infancy by appropriate experiences with responsible caregivers

# data[].attributes.body
a person's characteristic emotional reactivity and intensity

# data[].attributes.body
the process by which certain animals form strong attachment during an early-life critical period

# data[].attributes.body
an optimal period easily in the life of an organism when exposure to certain stimuli or experiences produces normal development

# data[].attributes.body
an emotional tie with another person, shown in young children by their seeking closeness to the caregiver and showing distress on separation

# data[].attributes.body
the fear of strangers that infants commonly display, beginning by about 8 months of age

# data[].attributes.body
in Piaget's theory, the stage of cognitive development (normally beginning about age 12) during which people begin to think logically about abstract concepts

# data[].attributes.body
in Piaget's theory, the stage of cognitive development (from about 6 to 7 or 11 years of age) during which children gain the mental operations that enable them to think logically about concrete events

# data[].attributes.body
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

# data[].attributes.body
people's ideas about their own and other's mental states - about their feelings, perceptions, and thoughts, and the behaviors these might predict

# data[].attributes.body
in Piaget's theory, the preoperational child's difficulty taking another's point of view

# data[].attributes.body
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

# data[].attributes.body
in Piaget's theory, the stage (from about 2 to about 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

# data[].attributes.body
the awareness that things continue to exist even when not perceived

# data[].attributes.body
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

# data[].attributes.body
adapting our current understandings (schemas) to incorporate new information

# data[].attributes.body
interpreting our new experiences in terms of our existing schemas

# data[].attributes.body
a concept of frame work that organizes and interprets information

# data[].attributes.body
all the mental activities associated with thinking, knowing, remembering, and communicating

# data[].attributes.body
biological growth processes that enable orderly changes in behavior, relatively uninfluenced by experience

# data[].attributes.body
decreasing responsiveness with repeated stimulation. As infants gain familiarity with repeated exposure to a visual stimulus, their interest wanes and they look away sooner

# data[].attributes.body
physical and cognitive abnormalities in children caused by a pregnant woman's heavy drinking. In severe cases, signs include a small, out of proportion head and abnormal facial features

# data[].attributes.body
literally "monster maker"
agents such as chemicals and viruses, that can reach the embryo or fetus during prenatal development and cause harm

# data[].attributes.body
the developing human organism from 9 weeks after conception to birth

# data[].attributes.body
the developing human organism from about 2 weeks after fertilization through the second month

# data[].attributes.body
the fertilized egg; it enters a 2 week period of rapid cell division and develops into an embryo

# data[].attributes.body
a branch of psychology that studies physical, cognitive, and social change throughout the life span