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PHAKOSCOPE (PHACOSCOPE)

noun. A tool which allows the shape of the eye's lens to be viewed, in addition to the modifications in

PHANTOM

noun. 1. an illusion without tangible substance. 2. the sensation that a body part or limb which has been amputated,

PHASE LOCKING

the propensity for a neural action potential to take place at a particular stage of a pure-tone stimulant. Typically, an

PHENOMENOLOGICAL THEORY

an approach to personality theory which places queries of peoples' present experiences of themselves and their world at the core

PHEROMONE

noun. an exterior chemical messenger which impacts and alters the behavior of other members within the same species. Commonly referred

PHLEBOTOMY

noun. removal of blood from the body for reasons of diagnostic or therapy. This is typically attained by inserting a

PHONEMIC DISORDER

a disruption involving phonemes, the speech noises which differentiate terms from each other.

PHONOSURGERY

noun. surgical intervention to preserve or better the voice or the ease with which phonation takes place. The word is

PHOTON

noun. 1. someone quantum of electromagnetic radiation.

PHRASE-STRUCTURE GRAMMAR (PSG)

a type of generative grammar wherein a system of phrase-structure rules is utilized to depict a sentence with regard to

PHYSICAL MCDICINE

the department of medicine which specializes in the diagnosing and remediation of disease and illness via physical methods and mechanical

PHYSIOLOGICAL NEEDS

the lowest level of Maslow's motivational hierarchy of needs, consisting of water, sleep, air, food, and other survival-based needs.

PIAGET, JEAN

A Swiss child psychologist and epistemologist. Jean Piaget attained his doctorate from the University of Neuchatel in 1918, with a

PIECEWORK

noun. work for which workers are paid per unit of productivity.

PINCER GRIP

the way of grasping an item between the forefinger and the thumb.

PLACE LEARNING

1. the learning of physical positions or locations of objectives. 2. with regard to conditioning, learning a correlation between a

PLANNED PARENTHOOD

the state of couples or people who plan the event and timing of their kids' births, frequently in conjunction with

PLAY GROUP PSYCHOTHERAPY

a method utilized in group therapy for preschool and early elementary school kids. Materials of multiple types are utilized to

PACHYGYRIA

noun. a brain malformation wherein the convolutions of the cerebral cortex are irregularly thick. It is generally joined by a

PAINT SNIFFING

a form of substance abuse consisting of the inhaling of the fumes of volatile solvents like paint thinners.