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ESTROUS CYCLE

The cycle of reproductive activity shown be females except for humans. See diestrus- estrus- proestrus.

ETHNIC DRIFT

1. Process where people in a mon irity group in a society loose their ethnic identity with tme. 2. The

ETIOLOGY

1. Cause and progression of a disease. 2. Science dealing with the causes of physical and mental disorders.

EUREKA TASK

A problem solving task designed to investigate sudden insight into solutions. See aha experience- discontinuity hypothesis.

EVALUATION UTILIZATION

The effort used in acting on findings of an evaluation program.

EVIRATION

1. Castration or emasculation. 2. A man's delusion he has been turned into a woman.

EXACT REPLICATION

Repeating an experiment where the goal is to have the conditions as close to the original conditions as possible.

EXCITATORY THRESHOLD

The intensity of a stimulus that will trigger a nerve impulse.

EXECUTIVE STRESS

Stress experienced by management personnel. See burnout- occupational stress- stress.

EXISTENTIAL ANALYSIS

Psychoanalysis emphasising conscious perception and experience over unconscious motivation and drive in the search for meaning.

EXOGAMY

The practice of marrying outside of the clan or social unit. Compare endogamy. See intermarriage- outbreeding.

EXPECTANCY

1. Behavioural psychology. The state where an organism anticipates an event based on previous experience. 2. Cognitive psychology. Mental set

EXPERIENTIAL KNOWLEDGE

The expertise and understanding we have from pour life experience.

EXPERIMENTAL RESEARCH

Any research based on random experiments to draw a causal inference.

EXPERT FALLACY

A paradoxical finding that experts are poor reporters of their own skills.

EXPLOITATIVE ORIENTATION

A character pattern marked by using stealth, deceit, power or violence. Also called exploitive character. Compare hoarding orientation- marketing orientation.

EXPRESSIVE LANGUAGE

Language produced by a speaker or writer. Also called productive language.

EXTERNAL BOUNDARY

Boundary between the ego and external reality that is different from the internal boundary between the ego and id. Also

EXTEROCEPTOR

A sensory nerve ending receiving stimulation from outside the body. Compare interoceptor.

EASTERBROOK,

2oth century Canadian psychologist.