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PRESSOR EFFECT

The physiological effect of vasoconstrictors on a patient's blood vessel walls affecting veins and arteries.

PRETERM VIABILITY

The possibility of survival of a fetus outside the womb prior to full-term delivery.

PREVOCATIONAL TRAINING

Designed as a prepatory training, prevocational training does not concentrate on job-specific skills, but rather attempts to enhance a subject's

PRIMAL-HORDE THEORY

In his work entitled Totem and Taboo, published in 1913 Sigmund Freud theorized the concept of the original tribe or

PRIMARY CORTEX

Any region of the cerebral cortex that receives information from sensory receptors or communicates with muscles for action. Examples are:

PRIMARY LINE OF SIGHT

An imaginary line drawn from the center of the pupil to an object.

PRIMARY RELATIONSHIP

One's closest relationship. The one relationship the individual deems important enough to invest large amounts of time, energy and physical

PRIMATE

An order of mammals. The order includes apes, moneys and humans. Primates have opposable thumbs capable of touching other fingers.

PRINCIPLE OF DISTRIBUTED REPETITIONS

A learning concept that states that repeating of material should be spread out over time as opposed to being compacted

PRIVATE MENTAL HOSPITAL

Typically smaller in regards to patients than a public hospital, a private mental hospital is staffed and operated by a

PROBABILITY LEARNING

Probability learning is a principle that states the probability of a response tends to reflect the probability of the reinforcement.

PROBLEM SOLVING

Problem solving is a process for individual's to overcome a specific problem. That process, simply, begins at a starting point

PROCESS EVALUATION

Evaluating the process. This in-house function consists of an evaluator joining in on the process to assess the effectiveness of

PROCYCLIDINE

U.S. trade name: Kemadrin. Procyclidine is a drug used in the treatment of Parkinson's disease and drug-induced extrapyratmidal effects.

PROFESSIONAL STANDARDS

Professional standards are those standards requiring a level of performance required for a set position.

PROGRAM FOR LEARNING IN ACCORDANCE WITH NEEDS (PLAN)

Developed by the teacher in cooperation with the student, a program for learning in accordance with needs is a program

PROGRESSIVELY DISTRIBUTED PROCESS

Used in memory studies, progressively distributed process refers to a technique in which the interval of time between repetitions is

PROLIXIN

Prolixin is an anti-psychotic drug. It is a trade name for the generic fluphenazine.

PROPENSITY ANALYSIS

Used to account for group differences on a set of variables, propensity analysis is a statistical approach and is an

PROPRIETY STANDARDS

Legal and ethical standards for a research study. Examples would be formal agreements between parties involved in the study and