GRE (Graduate Record Examinations) Psychology Clinical and Abnormal Psychology-Causes and Development of Disorders Study Material (Page 18 of 29)

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Delusion: Characteristics and Types of Delusions


Delusion is a fixed belief that is false, fanciful, or derived from deception. Psychiatry defines the term more specifically as a belief that is pathological or the result of an illness. As pathology, it is distinct from a belief based on false or incomplete information, incorrect dogma, stupidity, apperception, illusion, or other effects of perception.

Characteristics of Delusion

  • Certainty: It is held with absolute conviction
  • Incorrigibility: It is not changeable by compelling counterargument or proof to the contrary
  • Impossibility or falsity of content: A delusion is implausible, bizarre or blatantly untrue

Types of Delusions

  • Del

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Hysteria: Types and Conversive Hysteria


According to Page, Hysterical reactions are primarily spontaneous unpremeditated attempts to circumvent or adjust to life difficulties through flight into incapacity. It is major neurotic disorder and more common in females than males.

Types of Hysteria

  • Conversion hysteria
  • Dissociative hysteria

Conversive Hysteria

In conversive hysteria, the mental conflict converts into a physical illness and symptoms of illness appear without any organic pathology.

According to Coleman, it is a neurotic defense in which symptoms of some organic disease appear without any organic pathology

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