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ANTICIPATORY REGRET

feeling the negative consequences of a decision prior to the choice made: For example, an individual may decide not to

ANTIMETROPIA

a condition in which one individual has an eye that is myopic (nearsighted) with the other eye being hyperopic (farsighted).

ANTITHESIS

1. an idea, or proposition that is opposite to or contradicts another proposition or idea. 2. in philosophy, this term

ANXIETY NIGHTMARE

a frightening dream that is sometimes thought to represent the innermost fears of the dreamer.

APASTIA

n. refers to fasting or complete abstinence from food. Compare aphagia.

APLYSIA

u. types of mollusks that have an incredibly simple nervous system and are often used to study neurophysiology - especially

APPARATUS

n. 1. an instrument, piece of equipment, used in an experiment for various purposes, such as delivering stimuli or measuring

APPETITIVE BEHAVIOR I

an active searching process, performed consciously, that precedes consummatory behavior (see consummaiory response). It is thought to be indicative of

APPREHENSION

n. anxious expectation, worry, general uneasiness, or dread about a situation, event, or the future in general.

APRAXIA OF GAIT

refers to the impairment in or loss of ability to walk. This impairment does not involve sensory impairment or paralysis.

ARACHNOID MATER

the middle of three membranous layers (meninges) that cover and protect the surface of the brain and spinal cord. The

ARCHITECTURAL PROGRAMMING

refers to the determination of the performance requirements of buildings and other physical facilities prior to their actual construction. Key

ARGUMENT FRAMING

the extent to which a persuasive message presents information, or an argument, in a manner that stresses the positive consequences

ARMED SERVICES VOCATIONAL APTITUDE BATTERY (ASVAB)

a test battery developed in 1966 by the Department of Defense for use by the U.S. military as a standardized

AROUSAL SYSTEM

a diffuse system of nerve cells that controls arousal by activating both the central nervous system and the autonomic nervous

ART THERAPY

the use of artistic activities, such as painting, jewelry making and clay modeling, in psychotherapy and sometimes in rehabilitation. The

ARTICULATION INDEX

an index used to measure speech intelligibility within a given operational environment. It reflects and measures the degree of separation

ARTIFICIALISM

the assumption that anything that exists must have been made by a conscious entity, such as God or a human

AS-IF PERSONALITY

a personality style in which the individual behaves as if he or she was well adjusted, but in fact is

ASSAULT

n. 1. a violent or vicious attack on an individual. 2. illegal conduct that occurs when an individual either attempts