SELECTIVE DROPOUT

Loss of particular, nonrandom subjects from research.

SELEGILINE

Drug employed for the treatment of early-stage Parkinson's disease, depression and senile dementia. In normal clinical doses it is a selective irreversible MAO-B inhibitor,...

SADOMASOCHISM

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

SALIENCE

Constant of a stimulus which indicates its efficiency.

SAMPLE DISTRIBUTION

Allocation of results in a specific example. May be considered normal, skewed, or bimodal.

SANATORIUM

Now-defunct designation for any facility which offers therapy and confinement to individuals having chronic disorders or mental problems. Also known as: sanitarium.

SATISFACTION OF INSTINCTS

Any meeting of basic needs (hunger, thirst, sex, or aggression) which eliminates anxiety and displeasure while restoring the organism to balance. Can occur...

SCALA TYMPANI

Perilymph-filled cavities in the cochlear labyrinth, separated from the scala media by the basilar membrane, extending from the round window to the helicotrema. ...

SCAPULAR REFLEX

Reflexive contraction of the scapular muscle due to an irritation of the skin which covers the muscle.

SCHEDULED AWAKENING

Type of behavioral therapy which seeks to reduce the instance of persistent nightmares (see: nightmare disorder; sleep terror disorder). Induces wakefulness at regular...

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