V

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VOLUNTEER BIAS

any step-by-step variation between involved parties who volunteer to be in an analysis in contrast to those who don't.

VULNERABILITY FACTOR

a variant which, if encountered or elicited, impacts the likelihood that a person will cultivate a condition, disorder, or illness,

VALENCE

noun. 1. with regard to the field theory of Kurt Lewin, the subjective worth of an occurrence, item, individual or…

VALUES LIFESTYLE GROUPS (VALS)

groups of consumers divided by their individual traits. Eight classifications of consumers are determined, based upon reactions to proprietary questionnaires.

VARIATE

noun. 1. reference: variant. 2. a specific value of a specific variant.

VASOCONSTRICTOR

noun. any drug or other agent which elicits blood vessel constriction so that the girth of the vessels is lessened.…

VENLAFAXINE

an antidepressant which functions by blocking the reuptake of norepinephrine and serotonin; it is a member of the SNRI categorization.…

VENTRODORSAL

directed or starting from the front to the back of the body.

VERBAL FLUENCY TEST

any of a set of examinations wherein involved parties are requested, within a limited time, to produce words which suit…

VERGENCE

noun. a turning motion of the eyes. If they turn inward, the motion is known as convergence; if they turn…

VESICLE

noun. a fluid-filled sac-like structure, like any of the synaptic vesicles inside axon terminals which consist of neurotransmitter molecules.

VESTIBULO-OCULAR REFLEX (VOR)

the indeliberate compensatory motion of the eyes which takes place to preserve focus on a visual objective in minor, short…

VICARIOUS

adjective. supplementary or second-hand: applied, for instance, to the gratification supplied by observing the encounters of other people in television…

VINELAND ADAPTIVE BEHAVIOR SCALES (VABS)

an evaluation of a person's social and personal operating in four regions: correspondence, everyday living abilities, socialization, and motor abilities.

VISCERA

the organs inside any major body space, specifically those organs housed in the abdomen.

VISUAL AMNESIA

loss of the capacity to acknowledge or identify familiar items, published words, or penmanship merely by viewing it, because of…

VISUAL CORTEX

the cerebral cortex of the occipital lobe, particularly the striate cortex. With regard to human beings, this takes up a…

VISUAL HEARING

the supplementation of vision for hearing. This might be achieved, within limits, by reading lips and comprehension of gestures and…

VISUAL RECOGNITION

the capacity to identify an item visually.

VISUAL-SEARCH PERCEPTUAL DISORDER

a disorder demonstrated by trouble in finding a particular numeral within a random array on a board as an outcome…