Myringotomy and tympanostomy, in parallel with the general distinction between an -otomy (cutting) and an -ostomy (creating a stoma with some degree of permanence or semipermanence). In this distinction, only a tympanostomy involves tympanostomy tubes and creates a semipermanent stoma. This distinction in usage is not always made. The word "tympanocentesis" specifies that centesis (aspiration for sampling) is being done. Etymologically, "myringotomy" ("myringo-", from Latin "myringa" "eardrum", + "-tomy") and "tympanotomy" ("tympano-" + "-tomy") both mean "eardrum cutting", and "tympanostomy" ("tympano-" + "-stomy" means "making an eardrum stoma". In 1649, Jean Riolan the Younger accidentally pierced a patient's ear drum while
Dynamism of a Human Body: Boxer in any type of motion or fixed presence, but rather in such a way that it would "decompose according to the tendencies of its forces". Despite the abstractness of the painting, the viewer can make out movement by view of the contours and bundles of muscles. In general, the series of Boccioni's dynamisms attempt to document progressive movement through its various elements. The work was part of a forty-six drawing series. These drawings were displayed in the spring of 1914 at Florence. Dynamism of a Human Body: Boxer Dynamism of a Human Body: Boxer is a dynamism drawing created by