Category: R

  • Rubbing alcohol

    A preparation containing not less than 68.5% and not more than 71.5% dehydrated alcohol by volume. The remainder consists of water and denaturants and may or may not contain color additives and perfume oils. It is used as a rubefacient. Rubbing alcohol is packaged, labeled, and sold in accordance with the regulations issued by the…

  • Reserve air

    Expiratory reserve volume.  

  • Robotic aid

    A mechanical device guided remotely by a person with a disability to assist with or enable daily living tasks.  

  • Radioprotective agent

    Any substance that shields the body from damage by radioactivity.  

  • Retinal adaptation

    Adjustment of the rods and cones of the retina to ambient light.  

  • Risk for activity intolerance

    A state in which an individual is at risk of experiencing insufficient physiological or psychological energy to endure or complete required or desired daily activities.  

  • Renal acidosis

    Acidosis caused either by kidney failure, in which phosphoric and sulfuric acids and inorganic anions accumulate in the body, or by renal tubular diseases. The acidosis is induced by urinary wasting of bicarbonate and inability to excrete phosphoric and sulfuric acids.  

  • Relative accommodation

    The extent to which accommodation is possible for any specific state of convergence of the eyes.  

  • Reasonable accommodation

    An employer’s responsibility to provide necessary workplace changes in reassignment, equipment modification, devices, training materials, interpreters, and other adjustments for disabled employees.  

  • Radiation accident

    Undesired excessive exposure to ionizing radiation.