Psychology Glossary

The Glossary of Psychology describes everything about the World of Psychology. Terms, Treatments, biographies, ... .

Below you see a selection of some articles of this glossary. You can use our search field in the upper right for finding specific articles.

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The Acquired immune deficiency syndrome (AIDS) refers to the disease caused by the human immunodeficiency (or immune deficiency) virus (HIV) that attacks the immune system and leaves the person susceptible to unusual infections.

Graphology is defined as the study of handwriting to reveal the character or personality traits of the writer. It is also called Handwriting analysis, a method of measuring personality by looking at the way in which a person writes. The principle behind Graphology is that people who share certain character and personality traits also exhibit similar shapes and forms in their handwriting. There are many individuals who, in evaluating the legitimacy of graphology, place it on the same level as astrology--which, in view of the popularity of astrology and the fact that millions of individuals not only believe in it but also undertake significant moves in their lives only after consulting their astrological charts, is not a bad place to be. There are, indeed, a great number of individuals who fervently believe in the worth of Graphology as a reliable method to learn valuable information about the personality of an individual through his or her writing.

Alpha 2-adrenergic agonist refers to a drug that reduces the activity of the neurotransmitter norepinephrine by stimulating certain receptors within the central nervous system (central presynaptic alpha 2-adrenergic receptors). The release of norepinephrine triggers action within the sympathetic nervous system. This part of the nervous system regulates certain involuntary activities during stress, such as increasing the heart rate, deepening breathing, and raising blood pressure. Norepinephrine also plays a role in regulating mood and emotion . The administration of Alpha 2-adrenergic agonists may result in a reduced heart rate and lowered blood pressure and have depressive or sedative effects.

Micronutrient malnutrition is a term used to refer to diseases caused by a dietary deficiency of vitamins or minerals. More than 2 billion people in the world today may be affected by Micron

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