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Medical Dictionary Definitions A-Z List

Medical Dictionary Definitions A - Z - «P»:

  1. Potassium excess Potassium excess
    Potassium excess: Too much potassium in the blood, usually because of kidney impairment. This state is termed hyperkalemia. For further information, see: Hyperkalemia and Potassium balance....
  2. Potassium perchlorate Potassium perchlorate
    Potassium perchlorate: See: Perchlorate....
  3. Potomania Potomania
    Potomania: An intense and persistent desire to drink alcohol to excess. Synonymous with dipsomania....
  4. Pott's disease Pott's disease
    Pott's disease: An old term for tuberculosis of the spine that caused softening and collapse of the vertebrae, often resulting in kyphosis, a "hunchback" deformity, which was called "Pott's curvature." Named for the English surgeon Sir John Percivall Pott (1714-1788) who described it....
  5. Pouch of Douglas Pouch of Douglas
    Pouch of Douglas: An extension of the peritoneal cavity between the rectum and back wall of the uterus. The term "cul-de-sac," aside from being any "blind pouch or cavity that is closed at one end," is used specifically to refer to the rectouterine pouch. From that fact comes: Culdoscopy, the intr...
  6. Pouch, Pavlov Pouch, Pavlov
    Pouch, Pavlov: At different points along the dogs' digestive tracts, the Russian physiologist Ivan Petrovich Pavlov (1848-1936) surgically created pockets ("Pavlov pouches") from which he could obtain secretions, the aim being to study the physiology of the digestive tract. He did so from ...
  7. Pouch, rectovaginal Pouch, rectovaginal
    Pouch, rectouterine: An extension of the peritoneal cavity between the rectum and back wall of the uterus. The term "cul-de-sac," aside from being any "blind pouch or cavity that is closed at one end," is used specifically to refer to the rectouterine pouch. From that fact comes: Culdoscopy, the...
  8. Poultice Poultice
    Poultice: A soft moist mass about the consistency of cooked porridge that is spread on cloth and applied warm to create moist local heat or counterirritation. As in: "And silence, like a poultice, comes/ To heal the blows of sound" by Oliver Wendell Holmes, Sr. The word poultice derives from the Lat...
  9. Pound Pound
    Pound: A measure of weight equal to 16 ounces or, metrically, 453.6 grams. The word "pound" goes back to the Latin "pondo" which meant a "weight" (but one of only 12 ounces). The abbreviation for pound-just to confuse non-pound people-is lb. which stands for "libra...
  10. Power of attorney, durable Power of attorney, durable
    Power of attorney, durable: This is a type of advance medical directive in which legal documents provide the power of attorney to another person in the case of an incapacitating medical condition. The durable power of attorney allows another person to make bank transactions, sign Social Securit...
  11. Power outage and the heat Power outage and the heat
    Power outage and the heat: When the power goes out in the summer, heat can become a problem. Most heat disorders are caused by dehydration. Our bodies lose water from sweating, and the water lost must be constantly replaced. The young, the old, those with chronic illness and people who are homebound...
  12. Power outage drinking water safety Power outage drinking water safety
    Power outage drinking water safety: When power goes out, water purification systems may not be functioning fully. Use bottled water for eating or drinking. If you don't have bottled water on hand, and are not sure that your tap water is safe, follow these directions to purify tap water: Boil the w...
  13. Power outage food safety Power outage food safety
    Power outage food safety: If the power is out for less than 2 hours, then the food in your refrigerator and freezer will be safe to consume. While the power is out, keep the refrigerator and freezer doors closed as much as possible to keep food cold for longer. If the power is out for longer than 2 ...
  14. Power outage preparations Power outage preparations
    Power outage preparations: It is recommended that people make an emergency plan that includes a disaster supply kit. This kit should include enough water, dried and canned food, and emergency supplies (flashlights, batteries, first-aid supplies, prescription medicines, and a digital thermometer) to ...
  15. Power outage work safety Power outage work safety
    Power outage work safety: At work, employers and employees should be aware of: the hazards of working in heat simple but effective ways of organizing work assignments and the workplace to reduce risks the benefits of implementing proper controls and work practices Potential measures to reduce...