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Drugs and diseases reference index

Drugs and diseases reference index
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Medical Dictionary Definitions A-Z List

Medical Dictionary Definitions A - Z - «R»:

  1. Regress Regress
    Regress: To return or go back, particularly to return to a pattern of behavior or level of skill characteristic of a younger age. For example, if a three-year-old child begins to regress by losing the ability to control his bowels or speak, that is a cause for medical concern. In reference to a ...
  2. Regulatory gene Regulatory gene
    Regulatory gene: A gene that regulates the expression of other genes. A regulatory gene is a nosy gene whose prime preoccupation is to horn in on other genes and control the rate at which they make products....
  3. Regulatory region Regulatory region
    Regulatory region: A region of a chromosome that controls gene expression. In terms of DNA, it is a regulatory sequence....
  4. Regulatory sequence Regulatory sequence
    Regulatory sequence: A sequence of bases in DNA that controls gene expression....
  5. Regulatory T cell Regulatory T cell
    Regulatory T cell: A T cell (T lymphocyte) that regulates the activity of another T cell, usually by suppressing its activity. This process can be beneficial or harmful. There are several different types of regulatory T cells....
  6. Regurgitation Regurgitation
    Regurgitation: A backward flowing. For example, of food. Or the sloshing of blood back into the heart (or between chambers of the heart) when a heart valve is incompetent and does not close effectively....
  7. Regurgitation, aortic Regurgitation, aortic
    Regurgitation, aortic: See: Aortic regurgitation....
  8. Regurgitation, mitral Regurgitation, mitral
    Regurgitation, mitral: See: Mitral regurgitation....
  9. Rehab Rehab
    Rehab: Short for Rehabilitation....
  10. Rehabilitation Rehabilitation
    Rehabilitation: The process of restoration of skills by a person who has had an illness or injury so as to regain maximum self-sufficiency and function in a normal or as near normal manner as possible. For example, rehabilitation after a stroke may help the patient walk again and speak clearly aga...
  11. Rehydrate Rehydrate
    Rehydrate: To restore lost water to the body tissues and fluids. Prompt rehydration is imperative whenever dehydration occurs, from diarrhea, exposure, lack of drinking water, or medication use. Rehydration can be by oral or IV administration of fluids....
  12. Rehydration Rehydration
    Rehydration: The process of restoring lost water to the body tissues and fluids. Prompt rehydration is imperative whenever dehydration occurs, from diarrhea, exposure, lack of drinking water, or medication use. Rehydration can be by the oral route or by the intravenous administration of fluids....
  13. Reiki Reiki
    Reiki: ("RAY-kee") A Japanese word representing Universal Life Energy. Reiki is based on the belief that when spiritual energy is channeled through a reiki practitioner, the patient's spirit is healed, which in turn heals the physical body....
  14. Reimplantation Reimplantation
    Reimplantation: Synonymous with replantation. See: Replantation....
  15. Reinnervate Reinnervate
    Reinnervate: To restore nerve function after it has been lost. See: Reinnervation....