E

n23

EXTENSION REFLEX

The reflex action that extends a limb away from the body. Compare flexion reflex.

EXTERNAL VALIDITY

The extent that research can be generalized beyond the results to other situations or people.

EARLY AND PERIODIC SCREENING, DIAGNOSIS, AND TREATMENT (EPSDT)

Screening for early signs of disorders and disease carried out at speific intervals.

EBBINGHAUS'S CURVE OF RETENTION

The graphic depiction of forgetting over time after learning.

ECLECTIC COUNSELING

Counselling combining different techniques and findings.

ECONOMY OF EFFORT

The tendency to act efficiently and to m inimise energy expenditure. See elegant solution- Occam's razor.

ED5() (ED-50)

Abbreviation for effective dose. See therapeutic ratio.

EDUCATIONAL PLACEMENT

Matching students to the appropriate educational program or environment.

EFFECTOR

1. An organ that produces an effect. 2. Motor nerve ending triggering an activity. 3. The part of the boy

EFFORTFUL PROCESSING

Mental activity needing deliberation and control that involves the sense of effort. Compare automaticity. See mental effort. What is effortful processing in psychology? According

EGO INTEGRATION

The process of organising the aspects of personality such as drives, attitudes and aims into a balanced whole.

EGOCENTRISM

The tendency to emphasise your own needs and focuses in a group situation you belong to.

EIGENVALUE

Linear algebra. The degree of shrinking or stretching that an eigenvector of A undergoes as aresult of transformation. Also called

ELDEPRYL

Trade name for selegiline.

ELECTRICAL SYNAPSE

A type of synapse where the post and presynaptic membranes are joined instead of being separated.

ELECTRONIC BRAINSTORMING

The online discussions used to generate ideas and to solve problems.

ELECTROTONUS

The change in a nerve after applying an electric current.

ELISION

Speech. The omission of some sounds at the beginning or ending of a word.

EMBEDDEDNESS OF AN ATTITUDE

The extent where an attitude is linked to other cognitive structures in memory. See attitude system- belief system- interattitudinal consistency.

EMERGENCY THEORY OF EMOTIONS

The theory that allows us to fight or flight during an emergency. Also called emergency theory.