P

n23

PIGMENT BLEACHING

the alteration in the photopigment rhodopsin which takes place whenever it absorbs photons. The color of the pigment alters from

PINNA

the portion of the exterior ear which projects past the head. Commonly referred to as auricle.

PLACEBO CONTROL GROUP

a control group which is given a placebo.

PLANUM TEMPORALE

a part of the brain's superior temporal cortex, across from the primary auditory cortex, which comprises a portion of Wernicke's

PLAYFULNESS

noun. the propensity to see the light or bright side of life, to joke with other people, and not to

PACKAGE TESTING

a type of product challenging which emphasizes the impacts of the package construction on customers' purchasing choices.

PAIRED ASSOCIATIONS,

(posited by Mary W. calkins]

PALINPHRASIA

involuntary repeating of terms or phrases when talking. Commonly referred to as paliphrasia.

PANEL STUDY

a longitudinal study wherein at least one group is followed over time.

PAPEZ'S THEORY OF EMOTION

an alteration of the cannon-bard theory postulating that the papez circuit is the place of integration and management of emotional

PARADIGM SHIFT

with regard to the influential 1962 analysis of scientific revolutions, an extremely significant and quite swift alteration in the entire

PARAGRAPH-MEANING TEST

a test of intellect, or an element of one, wherein the party involved is asked to describe the basic point,

PARALOGIA

1. adamantly illogical or delusional thinking and oral expression, at times, seen in schizophrenia. Commonly referred to as paralogical thinking-

PARANOID PSYCHOSIS

a psychotic state marked by persecutory delusions sans personality disorganization or decomposition.

PARAPRAXIS

an error which is considered to express unconscious desires, outlooks, or urges. Commonly referred to as parapraxia.

PARATYPE

noun. the entirety of climate-related impacts which act upon an living being to generate individual expression of an inherited attribute

PARENTAL INVESTMENT THEORY

the postulation that several carnal variants in sexually reproducing species can be comprehended with regard to the quantity of time,

PARIETAL CORTEX

the parietal lobe's cerebral cortex.

PARTHENOGENESIS

noun. literally, virgin birth: the generating of offspring without fertilization of the egg by sperm. It is the commonplace way

PARTICIPANT MODELING

cultivated by Albert Bandura, a process for modifying behavior wherein sufficient types of behavior are designed for someone and then