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PLAQUE

noun. a minor patch or area of irregular tissue which generally has a unique appearance from the surrounding normal tissue.

PLAYGROUND DESIGN

the model of recreational areas for kids, that can impact their play behavior.

PADDED CELL

a room in a psychiatric facility or ward which is lined with mattresses or other thick padded materials on the

PAIRED-ASSOCIATES LEARNING

a method utilized in analyzing learning wherein involved parties learn syllables, terms, or other objects in coupled groups and are

PALLIDOTOMY

noun. a neurosurgical method wherein electrodes are utilized to selectively lesion the globus pallidus. Pallidotomy is utilized for the controlling

PANIC ATTACK

an abrupt onset of severe apprehension and fear, when threats of tangible danger are lacking, joined by the existence of

PAPILLEDEMA

noun. an inflammation of the optic disk because of an escalation in intracranial pressure. Commonly referred to as choked disk.

PARADOX OF FREEDOM

a basic paradox which grows under presumptions of determinism in human behavior: mainly, that even though particular behaviors can be

PARAKINESIA (PARACINESIA)

noun. clumsiness or awkwardness in regard to moving.

PARALYSIS

1. loss of operation of voluntary muscles- often a result of a lesion of the muscular or nervous system because

PARANOID STATE

a state marked by delusions of grandeur or persecution which aren't as systematized and significant as in a delusional disorder

PARAPSYCHOLOGY

noun. the step-by-step analysis of supposed psychological phenomena consisting of the transfer of data or energy which can't be described

PARAVENTRICULAR NUCLEUS

a nucleus of the hypothalamus. Neurons inside this nucleus synthesize vasopressin and oxytocin.

PARENTAL REJECTION

continual denial of acceptance, affection, or care by one or both parents, at times, hidden beneath a cover of over-indulgence

PARIETO-OCCIPITAL SULCUS

a groove which runs upward alongside the medial side of each cerebral hemisphere, continuing from a junction with the calcarine

PARTIAL AGONIST

a compound which binds to a receptor but is not successful at facilitating the same level of reaction as a

PARTICIPANT OBSERVER

someone who enters a group under analysis as a member while simultaneously acting as a scientific viewer of the procedures

PASSIONATE LOVE

a form of love wherein carnal passion and a high level of emotional arousal are major factors- in addition to

PASSIVE TRANSPORT

the motion of compounds along a cell membrane without the use of energy by the cell. It comprises simple diffusion

PATHOCLISIS

1. vulnerability to specific poisons. 2. the propensity of specific poisons to aim for particular organs or organ systems.