AUSCULTATION

n. A‘s-kuSlt-a/shu'n. Lat., auscultatio (from a us cult are, to listen to). Fr., auscultation. Ger., Auscultation, Auskultation. It., as colt azione. Sp., auscultaciôn. The art, proce , or method of listening to the sounds produced within the ly, for the purpose of ascertaining the condition of the organs or parts so examined as to health or disease.—A. à distance (Fr.). See Mediate a.—A. cadavérique [Piorry]. Experimental mediate a. of the lungs of a cadaver, exposed Ri removing the chest-wall, for the purpose, apparently, of enabling the observer to distinguish between the sounds heard when the stethoscope is applied under such conditions and those which are really due to respiration. [L, 82.]—A. ple imétrique (Fr.). A method of a. in which the examiner applies his ear to one part of the patient's chest or abdomen and taps another part with his fingers; only very gentle tapping is said to be required, so that pain and muscular contraction are avoided. [A. Ruault, ‘ Gaz. hebdom. de méd. et de chir.,” July 1, 1887, Page ee Aiszoby Gen) A’sréhre (Ger.). See STETHOscopg.—A. trans auricula ire (Fr.). A method of examining the ear by a., to ascertain the situation of disease.in the organ. A piece of tubing extends from the ear of the patient to that of the observer, and communicates with an inflation apparatus. A vibrating tuning-fork is held near the patient's head, and the conduction of sound under different degrees of pierre upon the patient's tympanum (which pre ure is shut off from the observer's ear by a valve in the tube) may thus be observed. [Gellé, “ Tribune méd.,” May 7, 1882, p. 223.]—A.-tube. Fr., tube d'a. Ger.,. It., tubo d'as colt azione. Sp., tubo de auscultaciôn. See STETHOscope and Three-limbed a.-tuBE.—Cephalic a., Cerebral a. Fr., a, céphalique. An auscultatory examination of the head with a view to ascertain the existence of abnormal circulatory sounds. Fisher, “* Med. Mag.,” Sept., 1833; “ Am. Jour. of the Med. Sci.,” xiii, p. 289 (L).]—Immediate a. Fr., a. immédiate. Ger., unmittelbare A. A. by the direct application of the ear, without the aid of a stethoscope or any other instrument. [A, 385.|“-Medlate a Fr., a. médiate. Ger., mittelbare A. A. with the aid of a stethoscope. {Laennec (A; 385).}—Obstetric a. Fr., a. obstétricale. Ger., geburtshülfliche A, A. of the gravid uterus or of the abdomen during pregnancy, with reference to the sounds of the foetal heart and the murmurs to be heard in the uterus, the placenta, the umbilical cord, the arteries of the abdominal wall, ete.—Vocal a. A. of the sounds of the voice as transmitted through the wall of the chest. [D, 1.]