Glossary P

Purging refers to a type of bulimia nervosa in which bingeing is followed by the use of self -induced vomiting or purging medications to control weight gain. Moreover, Purging is a behavior aimed at ridding the body of consumed food, including self-induced vomiting and the misuse of laxatives, diuretics, or enemas. (see Compensatory behavior)

purging technique is a term in the eating disorder bulimia nervosa which refers to the self -induced vomiting or laxative abuse used to compensate for excessive food ingestion.
Purging type refers to a form of bulimia nervosa in which individuals force out of their bodies what they have just eaten.

Puritans refers to members of a 16th- and 17th-century Protestant group from England that wanted to purge the church of elaborate ceremonies and simplify worship. Puritans has come to mean any person or group that is excessively strict in regard to sexual matters.
Purkey and Schmidt identified four (4) characteristics of the effective helper: being personally inviting with oneself, being personally inviting with others, being professionally inviting with oneself, and being professionally inviting with others.

Purkinje cell refers to the neuron type in the cerebellum; a very flat cell in a plane perpendicular to that of other Purkinje cells. Purkinje cell is a specific type of neuron that is found in the cerebellum. The dendrites characteristically spread out in one plane.
Purkinje shift refers to the shift from cone spectral sensitivity to rod spectral sensitivity that takes place during dark adaptation.

Purpose may be defined as the ability to imagine and pursue valued goals. According to Erikson, Purpose the the balance between individual initiative and the willingness to cooperate with others

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