ANTAGONIST
n. 1. An agent, for example a drug or hormone, that works to reduce the action of an agonist -…
ANTEROLATERAL SYSTEM
one of the major somatosensory system comprising of ascending in the anterior lateral white matter of the spinal cord. Originating…
ANTICATHEXIS
n. a process described in psychoanalytic theory, whereby the ego withdraws psychic energy from some unconscious desires, then strengthens other…
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.
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…