DISTAL STIMULUS
The object that acts or stimulates a sense organ. Also called distal variable. Compare proximal stimulus.
DISUSE THEORY OF AGING
Theory that a decline in psychological abilities from aging is due to not using the abilities.
DOMINANCE STATISTIC
The index that measures the number of cases in one group that is greater than cases in another group.
DORSAL ROOT
A spinal root conveying sensory nerve fibres and entering the spinal cord dorsally. Also called posterior root. Compare ventral root.
DOUBLE DISSOCIATION
Research process used to demonstrate the action of 2 separable psychological or biological systems such as the types of memory…
DOWNWARD COMMUNICATION
The transmission of information from higher levels of management to lower levels and subordinates. See channels of communication- communication network.
DREAM CENSORSHIP
Psychoanalytic theory.Dusguising unconscious wishes in dreams that would disturb the ego if made while awake. See censor.
DRUG CULTURE
The lifestyle of people who take and abuse drugs that create an altered form of consciousness.
DUTY TO WARN
The obligation of a health professional to warn a third party of potential harm by a client. See duty to…
DYNAMIC MODEL
Psychoanalytic theory. The view that the psyche can be explained by the underlying drives and instincts. Compare economic model- topographic…
DYSGRAMMATISM
The persistent use of incorrect grammar as a symptom of aphasia. See agrammatism.