Category: G

  • Gamma-glutamyl transpeptidase

    A tissue enzyme whose level is elevated in patients with many conditions involving hepatic damage, including that induced by alcohol; in patients with renal disease, pancreatitis, diabetes mellitus, coronary artery disease, or carcinoma of the prostate; and in individuals taking phenytoin and barbiturates.  

  • Gammacism

    An inability to pronounce “g” and “k” sounds correctly.  

  • Gamic

    Sexual, especially as applied to eggs that develop only after fertilization in contrast to those that develop without fertilization.  

  • Gametogony

    The phase in the life cycle of the malarial parasite (Plasmodium) in which male and female gametocytes, which infect the mosquito, are formed.  

  • Galvanopuncture

    Introduction of needles to complete a galvanic current.  

  • Galvanometer

    An instrument that measures electric current by electromagnetic action. A tool used to gauge the strength of electric currents.  

  • Galvanization

    Therapeutic use of a galvanic current.  

  • Gallstone

    A concretion formed in the gallbladder or bile ducts. Gallstones are found in about 15% of men and 30% of women in the U.S. They may cause pain in the right upper quadrant of the abdomen (biliary colic) or they may be clinically silent. Gallstones typically are made either of crystallized cholesterol deposits or calcium…

  • Gallon

    Four liquid measure quarts; 231 cu in or 3.79 L. In England the Imperial liquid gallon is 277.4 cu in or 4.55 L.  

  • Gallant reflex

    An infantile reflex in which the trunk curves toward the side of stimulation in a prone infant. It is present from birth to age 2 months.