Author: Glossary

  • Flashback

    Reexperiencing, after ceasing the use of a hallucinogen, one or more of the perceptual symptoms that had been part of the hallucinatory experience while using the drug. It also commonly occurs as a symptom of acute stress disorder or posttraumatic stress disorder (PTSD). The unpredictable phenomenon of undergoing again the effects of LSD weeks or…

  • Fixation

    The arrest of psychosocial development. This condition may be considered pathological, depending on the degree of intensity, and is often a consequence of early trauma. Stereotyped response developed as a consequence of conflict. A psychological disorder where a person does not develop beyond a particular stage. Process of securing a part, as by sewing with…

  • Finger agnosia

    Autotopagnosia restricted to the fingers. Inability to identify the fingers of one’s own hands or of others. The inability to distinguish between individual fingers, often caused by a disorder in the brain’s cerebral hemisphere.  

  • Fight-or-flight response

    The body’s response to perceived threats or danger. During this reaction, certain hormones, such as adrenaline (epinephrine) and cortisol, are released, speeding the heart rate, slowing digestion, shunting blood flow to major muscle groups, and changing various other autonomic nervous system (ANS) functions, giving the body a burst of energy and strength. This response is…

  • Fetishism

    One of the paraphillias, characterized by marked distress over, or acting on, sexual urges involving the use of nonliving objects (fetishes), such as underclothing, stockings, or boots. A psychological disorder in which someone gets sexual satisfaction from touching objects. Transfer of sexual or love interest to an object (fetish), either an inanimate object (e.g., underwear)…

  • Fetal alcohol syndrome

    A congenital disorder resulting from alcohol teratogenicity (i.e., the production, actual or potential, of pathological changes in the fetus, most frequently in the form of abnormal development of one or more organ systems; commonly referred to as birth defects), with the following possible dysmorphic categories: central nervous system (CNS) dysfunction, birth deficiencies (such as low…

  • Feminine

    Referring to a set of sex-specific social role behaviors unrelated to procreative and nurturing biological functions.  

  • Femaleness

    Anatomical and physiological features that relate to the female’s procreative and nurturing capacities.  

  • Feeding disorder of infancy or early childhood

    Persistent failure to eat adequately, with loss of weight or failure to gain weight, that is not due to an associated gastrointestinal or other general medical condition. In dsm-iv-tr, feeding and eating disorders include pica and rumination disorder. Feeding disorder of early childhood is characterized by an enduring failure to eat adequately that is not…

  • Fear

    Unpleasant emotional and physiological response to recognized sources of danger, to be distinguished from anxiety. One of the most powerful emotions. May follow or accompany feelings associated with the inability to cope or to overcome a threatening situation. Most fears are irrational. One’s reaction may be either to fight or to flee. A state where…