Category: C

  • Cholic acid

    A family of steroids comprising the bile acids are derived from cholesterol. C24H40O6; an acid formed in the liver by hydrolysis of other bile acids. It is formed from the breakdown of cholesterol and helps to digest consumed fats.  

  • Cholangitis

    Inflammation of the bile duct, the passageway carrying waste secretions away from the liver. The most common form is acute ascending cholangitis, which generally involves bacterial infection in the bile duct, often because of blockage, as by a gallstone, tumor, or worm infestation. Mild cases can be treated with antibiotics, but serious cases may require…

  • Choice shift

    In sociology, the tendency of a group to choose either a far riskier or a far more conservative solution to a dilemma than any one member of the group would choose. This tendency is the result of the group influence situation, risky shift.  

  • Choana

    Posterior nares. Opening shaped like a funnel, especially the one leading from the nasal cavity to the pharynx. A funnel-shaped opening, particularly either of the two openings between the nasal cavity and the pharynx. A funnel-shaped opening, especially of the posterior nares; one of the communicating passageways between the nasal fossae and the pharynx.  

  • Chlorprothixene

    An antipsychotic drug. A major tranquilizer and sedative used to treat agitation, anxiety, insomnia, delusions, and hallucinations. It is administered by mouth; common side-effects are dry mouth and drowsiness.  

  • Chlorpheniramine

    An OTC antihistamine. A potent antihistamine used to treat such allergies as hay fever, rhinitis, and urticaria. It is administered by mouth or, to relieve severe conditions, by injection.  

  • Chlorquine

    A synthetic drug used for the treatment of malaria.  

  • Chloroplastid

    In botany, green structure in plant cytoplasm that contains chlorophyll and in which starch is synthesized. A mode of cytoplasmic inheritance independent of nuclear genes has been associated with these cytoplasmic structures.  

  • Chilorophylls

    In botany, green pigments located in plastids necessary to the process of photosynthesis.  

  • Chlorine residual

    Chlorine that remains in water to decontaminate any addition of bacteria in the water system.