Category: A

  • Arraignment

    A procedure whereby an accused person is brought before the court to plead to a criminal charge. A person may plead guilty, not guilty, or nolo contendere (“no contest”). The judge then sets bail.  

  • Arousal level

    An individual’s degree of alertness or responsiveness to stimuli. In testing a newborn’s behavior, the level of arousal is important. These levels are deep sleep; sleep with rapid eye movements; drowsy state; a quiet, alert state; an awake and active state; and a state of active, intense crying. The infant is capable of the most…

  • Aromatic elixir

    A flavoring agent used in preparing medicines.  

  • Aromatic compounds

    Ring or cyclic compounds related to benzene, many having a fragrant odor.  

  • Arnold chiari deformity

    A condition in which the inferior poles of the cerebellar hemispheres and the medulla protrude through the foramen magnum into the spinal canal. It is one of the causes of hydrocephalus and is usually accompanied by spina bifida cystica and meningomyelocele.  

  • Arndt-schultz principle

    The rule that therapeutically applied energy (e.g., thermal agents, ultrasonic energy) must be of the proper intensity to stimulate the desired physiological response.  

  • Arm ratio

    In chromosomes, the relation of the length of the long arm of the mitotic chromosome to that of the short arm.  

  • Arm lift

    A colloquial term for brachioplasty.  

  • Armillifer moniliformis

    A species whose larvae are parasitic in human beings in the Philippines and China.  

  • Armillifer

    A genus of blood-sucking, endoparasitic arthropods. The natural hosts are reptiles; humans are accidental hosts.