Control

An experiment performed to test the con the results of another experiment; a standard bj which to check observations and insure the validity of their results. Also, a synonym for Control An C. Animal. See C. Experiment. C. Experiment, an experiment carried out under normal or common circumstances or conditions, to serve as a standard whereby to test the variation or value of another experiment carried out under peculiar or abnormal circumstances. For instance, an animal is rendered immune by inoculation with some anu-specific agent. Such an animal is called the Immune Animal. Another animal, not having been previously rendered immune, is called the Control Animal. Both animals are then exposed to the action of, or are inoculated with, the specific virus in question, and the relative differences in the reaction of the two animals to the last inoculation or exposure constitute the conclusions of the experiment. mtusion (kon-tu' -zhun). A bruise or injury by a blunt weapon, or by collision, without breaking the skin or covering Cpneumonia. a form of pneumonia following traumatism. Itis of frequent occurrence. i. A crescentic patch of atrophic choroid ti ue near the optic papilla in myopia. C. arteriosus, the conoid eminence of the right ventricle of the heart, whence arises the pulmonary artery. C. medullar is, the cone-like term in a i on of the spinal cord, continuous as the filum terninale. Coni vasculosi, a series of conical ma es that ogether form the globus major of the epididymis.