VENTILATION CONDITIONS

Atmospheric conditions—primarily temperature, humidity, and air flow—constitute an important problem in industrial psychology and human engineering, since they have considerable influence on productivity, accident...

VIGOTSKY TEST

A test of conceptual thinking in which the subject classifies blocks according to different characteristicsdeveloped by the Soviet psychologist L. Vigotsky and introduced in...

VISIBILITY CURVE

A graph representing the sensitivity of the eye to different wavelengths of light. Two types of curves are usually constructed, one for daylight vision...

VISIBLE SPECTRUM

The range of electromagnetic waves visible to the human eye.Our sense of vision is activated by radiant energy emitted or reflected from objects. This...

VISUAL DEFECTS

Common visual defects so often affect behavior and adjustment that they are usually included in the field of psychology. Most of them are due...

VOLUNTEER WORKERS

In recent years mental health clinics and mental hospitals have been using more and more volunteersnot only because of the shortage of personnel but...

VAGINAL ORGASM

1. female orgasm reached via vaginal arousal. 2. With regard to formative psychoanalytic theory, the "mature, feminine" orgasm, in contrast to "immature, masculine" orgasms...

VALUE JUDGMENT

an evaluation of people, items, or occurrences with regard to the values held by the viewing party instead of with regard to their intrinsic...

VARIABLE-TIME SCHEDULE (VT SCHEDULE)

a schedule of stimulant presentation wherein stimulants are displayed, separately of any actions, at variant time periods. The value of the schedule is rendered...

VASCULAR SCLEROSIS

thickening of the blood vessels' walls, potentially correlated to hypertension. In audition, the condition can continue onto hearing loss, frequently viewed as an operative...

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