Neurology

n23

RESPONSE SUPPRESSION

Lessening in the probability of a response owing to an experimental process.

RETROGRADE AMNESIA

Loss of ability to recall events which happened just prior to the onset of amnesia. See also: temporal gradient. Compare

ROBUSTNESS

Potential of a hypothesis-testing or approximation technique to generate legitimate measurements, despite transgressions against the presuppositions upon which the strategy

ROTE RECALL

Exact recall of information which has been saved entirely; for example, an address, color pattern, or musical piece. See also:

SAVINGS SCORE

Amount by which time or effort is reduced in reacquiring knowledge after it has been forgotten. See also: relearning method.

SCREE PLOT

Plot, in descending order of magnitude, of the eigenvalues of a correlation matrix. In the context of factor analysis or

SECULAR TREND

Long-term upward or downward trend in numbers, as opposed to a smaller cyclical variation with a periodic and short-term duration.

SELECTIVE REARING

Experiential paradigm wherein an organism is brought up from arrival or from the time that the eyes open under circumstances

PREVOCATIONAL TRAINING

Designed as a prepatory training, prevocational training does not concentrate on job-specific skills, but rather attempts to enhance a subject's

PRIMARY TASK

Ergonomically speaking, when one has a multi-task assignment, the primary task is the one that takes priority. That is, it

PROBE TECHNIQUE

A probe technique uses a memory test to ascertain whether a particular item was included in a list of items

PROGRAM INTEGRITY

Program integrity defines the extent to which it (the program) has actually been delivered.

PROTOCOL ANALYSIS

A method that calls for subjects to think out loud during the performance of a task. Written transcripts are then

PSYCHIC ENERGY

Theoretically, the dynamic force behind all mental functioning. This Freudian theory states that the basic sources of said energy are

PSYCHOLOGICAL DISTRESS

Symptoms of anxiety and depression in persons who do not fit an established criteria of psychological disorder. Psychological distress is

PSYCHOPHYSIOLOGICAL ASSESSMENT

The utilization of data from EEG, EKG, EMG and EOG measurements for the inference of psychological processes and emotions.

PURKINJE SHIFT

The phenomenon of the apparent shifting of the perceived colors of an object as the intensity of light shining on

RANDOM-INTERVAL SCHEDULE (RI SCHEDULE)

A schedule dealing with reinforcement in which the duration of the interval varies randomly from reinforcement to reinforcement.

REACTIVE

Responsive to a geiven stimuli or situation..2. Describing emotions associated with an espisode. The emotions are secondary to the actual

REALITY PRINCIPLE

The reality principle is a theory in psychoanalysis that defines it as representing the demands of the external world and