RELEASE ZONE
Presynaptic axon terminal region wherein synaptic vesicles emit molecular neurotransmitters to the synaptic cleft. See also: synapse.
REM BEHAVIOR DISORDER (RBD)
Disorder which allows motor activity during the REM stage of sleep, often resulting in the physical enactment of a dream…
REMINISCENCE THERAPY
Utilization of written or oral life histories in order to enhance psychological well-being.
REPETITION
Duplicate display of educational materials which need to be learned or stored in memory.
REPRESENTATIONAL THOUGHT
Mental cognizance which relies on the use of symbols, including language, images, and other symbology.
REPRODUCTIVE FUNCTION
Part or all of the process necessary to create a new organism from parent organisms.
RESENTMENT
Sense of enmity, acrimony, and malevolence caused by a perceived insult or injury.
RESISTANCE
Act or instance of resisting; having the ability to resist. In psychology, the process by which the ego refuses to…
RESPIRATORY SINUS ARRHYTHMIA (RSA)
Routine propensity of the heart rate to climb or slow synchronous, though slightly out of rhythm, with the rate of…
RESPONSE INTEGRATION
Procedure of bringing together simple reflexes and motions to form more sophisticated responses.
RESPONSE-SHOCK INTERVAL (R-S INTERVAL)
Time period whereby each response delays an aversive stimulus.
RESTRICTED ENVIRONMENTAL STIMULATION
Diminution of exposure to an organism of ambient external stimulus.
RETINOSCOPE
Instrument whose primary function is to appraise the refractive state of the eye.
RETRONASAL OLFACTION
The phenomenon of sensing smells, coming into being in the nasopharynx, caused by some odor causing agent in the mouth.…
REVERSAL SHIFT
Discriminating between two opposing options, an inversion of contingencies in comparison to an immediately antecedent set. Compare with: nonreversal set.
RHINOLALIA
Nasal quality of the voice, usually resulting from a malformation or disease of the nasal passages.
RIDIT ANALYSIS
Scoring classification utilized in categorical analysis wherein the score for the category is the median rank score on the consequent…