Category: A

  • Applied psychology

    The application of the principles of psychology to special fields (e.g., clinical, industrial, educational, nursing, or pastoral).  

  • Abnormal psychology

    The study of deviant behavior and the associated mental phenomena.  

  • Psychochromesthesia

    Color sensation produced by the stimulus of a sense organ other than that of vision.  

  • Psychocatharsis

    The bringing of traumatic experiences and their affective associations into consciousness by interview, hypnosis, or, formerly, drugs such as sodium amytal.  

  • Pseudopterygium

    A scar on the conjunctiva of the eye that is firmly attached to the underlying tissue.  

  • Pseudojaundice

    Pigment in the skin, such as in carotenemia, that resembles jaundice, but is not due to elevated serum bilirubin levels.  

  • Pseudoencephalitis

    A false encephalitis due to profuse diarrhea.  

  • Africana prunus

    A slow-growing African evergreen (also known as “African stinkwood”) whose bark is used as a source of pygeum, an herbal remedy for benign diseases of the prostate. Massive harvesting of the tree has threatened it with extinction.  

  • Adapter protein

    An intracellular molecule that undergoes structural and functional changes in response to binding of cell membrane receptors by ligands. Adapter proteins participate in the immune response by acting as a bridge for enzymes in the signaling pathway needed to activate lymphocytes and initiate a response to an antigen.  

  • Acute bacterial prostatitis

    Inflammation of the prostate, commonly associated with urinary tract infections caused by enterococci, staphylococci, or gram-negative bacteria such as Escherichia coli. It often is caused by reflux of urine resulting from an anatomical abnormality. Patients present with fever, chills, urethral discharge, pain on urination, difficulty voiding, malaise, myalgias, and discomfort in the perineal area; the…