R

n23

REFLECTIVE CONSCIOUSNESS

Referring to its own actions, an aspect of consciousness. Also known as: self-consciousness; self-reflection.

REFRACTIVE INDEX

An appraisal of the amount a wavelength bends as it passes from one transparent medium to the next. An indication

REGRESSION EFFECT

Proclivity of a subject who scores either very high or very low on a test to perform more toward the

REHABILITATION COUNSELOR

Professional trained in evaluating and assisting individuals suffering from mental, physical, or emotional impairment who are involved in rehabilitation.

REINFORCEMENT SURVEY SCHEDULE

Form that requests information regarding activities and stimuli that the subject finds enjoyable or rewarding, and is used by behavior

RELATEDNESS

Reciprocity of factors like trust and empathy between two or more individuals in a relationship.

RELATIVE EFFICIENCY

Ratio of efficiency between two procedures, theoretically depending on sample size for the given procedure, though most often used in

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.

RENIN

A proteolytic enzyme which is made, stored, and emanates from juxtaglomerular cells located within the kidney. Regulates blood pressure by

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.