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SATIETY MECHANISM

Processes or systems within the body which are responsible for the regulation of food or fluid consumption. See also: appetitive

SCALA MEDIA

Also referred to as the cochlear duct, one of three canals present in the cochlea and traversing its length within

SCAPEGOATING

Practice wherein an undeserving party is singled out for unmerited negative treatment, generally by someone or something more powerful than

SCHEDULE OF REINFORCEMENT

Any type of guideline used in conditioning which outlines which responses will be reinforced. Also known as: reinforcement schedule. See

SCHIZOPHRENIA

Psychotic disorder (or a group of disorders) marked by severely impaired thinking, emotions, and behaviors. Patients are typically unable to

SCHOLASTIC ACHIEVEMENT TEST

Any examination which assesses a pupil's comprehension and aptitude within core subjects of education, such as history, science, mathematics, or

SCHWANN CELL

Any of the cells of the peripheral nervous system which wraps around a nerve fiber and covers the axons to

SCIENTIST-PRACTITIONER MODEL

Principle for the graduate instruction of doctoral clinical (or various other applied) psychology professionals in the US, which is designed

SCOTOMA

Blind spot; a permanent or temporary area of depressed (relative scotoma), altered (scintillating scotoma), or absent (absolute scotoma) vision caused

SCREENING TEST

Assessment process intended to distinguish individuals or items in accordance with a set attribute or feature. Generally employed to differentiate

SEASONALITY EFFECT

Idea that people with schizophrenia are quite likely to have been born in the course of the interval from January

SECONDARY COPING

Refers to the process by which people adjust some aspect of the self and accept circumstances as they are. Also

SECONDARY PREVENTION

Level of preventive medicine that focuses on early diagnosis, use of referral services, and rapid initiation of treatment to stop

SECOND-ORDER FACTOR

An aspect that results from the factorization of oblique aspects by correlation to the resulting aspects independently. Compare with: first-order

SECURITY OPERATIONS

As proposed by US psychoanalyst Harry Stack Sullivan (1892-1949), various interpersonal protective procedures, including arrogance, boredom, or irritability, which are

SEISMIC COMMUNICATION

Employing ground or substrate in communication between individuals in certain animal species, usually achieved by thumping or stomping the ground.

SELECTIVE DROPOUT

Loss of particular, nonrandom subjects from research.

SELF AS AGENT

Facet of self which has ambitions, plans, and an extent of control regarding behavior and activities. Offers contrast with the

SADOMASOCHISM

Sexual practice wherein one partner takes on a sadistic role, while the other submits or takes on the masochist role.

SALIENCE

Constant of a stimulus which indicates its efficiency.