TYMPANIC • DICTIONARY ONE.COM • Definition of Tympanic

"Tympanic" Quotes from Famous Books

... common to arid country growths, everywhere. Scattered over the barrel, between the spines, were glinting specks—vegetable, light-sensitive cells developed into actual visual organs. The plant had the usual tympanic pods of its kind—a band of muscle-like tissue stretched across a hollow interior—by which it could make buzzing sounds. Nelsen knew that, like any Earthly green plant, it produced oxygen, but that, instead of releasing ...

— The Planet Strappers • Raymond Zinke Gallun

... the mammals that we find the skin covered with hair, the breast-cavity separated from the abdominal cavity by a complete diaphragm, and the larynx provided with an epiglottis. The mammals alone have three small auscultory bones in the tympanic cavity—a feature that is connected with the characteristic modification of their maxillary joint. Their red blood-cells have no nucleus, whereas this is retained in all other vertebrates. Finally, ...

— The Evolution of Man, V.1. • Ernst Haeckel

... nerves. But in all air-frequenting animals this original plan of an ear has to be added to, to fit it to the much fainter sound vibrations of the compressible and far less elastic air. A "receiving apparatus" is needed, and is supplied by the ear-drum, middle ear, or tympanic cavity (T.). In the mammal there is also a collecting ear trumpet (the ear commonly so-called), the external ear, and external auditory meatus (e.a.m.). A tightly stretched membrane, the tympanic membrane, separates this from the drum. A chain of small bones, the malleus ...

— Text Book of Biology, Part 1: Vertebrata • H. G. Wells

Words linked to "Tympanic" : tympani, tympanum, tympanic membrane