| 单词 | tympanic cavity |
| 例句 | Past the tympanic membrane is the tympanic cavity, where small bones sit in an air pocket along with the Eustachian tubes, which help equalize pressure. Why Are Human Ears Shaped That Way? 2016-09-19T04:00:00Z After the birth of the embryo, air reaches the tympanic cavity, which then enlarges. Embryology The Beginnings of Life 2011-09-12T02:00:28.483Z From the inner part originates the tympanic cavity, and further inward, the Eustachian tube. McClure's Magazine, Vol. 1, No. 1 2011-07-17T02:00:36.813Z The middle ear communicates with the pharynx by the Eustachian tube, through which air from the mouth may be introduced into the tympanic cavity, so as to permit vibrations of the drum membrane. The New Gresham Encyclopedia Volume 4, Part 1: Deposition to Eberswalde 2011-04-14T02:00:57.977Z It is closed internally by the tympanic membrane, which separates it from the tympanic cavity or middle ear. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. Pressure from hæmorrhage into the Fallopian canal may, of course, have been present, and in some instances, particularly those in which the bullet traversed the tympanic cavity, spicules of bone may have caused laceration. Surgical Experiences in South Africa, 1899-1900 Being Mainly a Clinical Study of the Nature and Effects of Injuries Produced by Bullets of Small Calibre It was removed by operation on the fifth day, but suppuration of the tympanic cavity caused death on the ninth day. Anomalies and Curiosities of Medicine The tympanic cavity communicates with the back part of the throat, by the Eustachian tube. A Practical Physiology This tube is rather longer, but much narrower, than the outer passage, leads inwards obliquely from the anterior wall of the tympanic cavity, and opens in the throat below, behind the nasal openings. The Evolution of Man — Volume 2 From the first gill-cleft is formed the tympanic cavity of the ear. The Evolution of Man — Volume 1 The middle ear makes its first appearance in the amphibian class, where we find a tympanum, tympanic cavity, and Eustachian tube; these animals, and all terrestrial Vertebrates, certainly have the faculty of hearing. The Evolution of Man — Volume 2 From its inner part we get the tympanic cavity, and, further inward still, the Eustachian tube. The Evolution of Man — Volume 2 Fenestra ovalis and fenestra rotunda, the oval and the round window; two apertures in the bone between the tympanic cavity and the labyrinth of the ear. A Practical Physiology They are without the tympanum and tympanic cavity, and all its appendages. The Evolution of Man — Volume 2 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. The Evolution of Man — Volume 1 Both the Eustachian tube and the tympanic cavity are lined with a thin mucous coat, which is a direct continuation of the mucous lining of the throat. The Evolution of Man — Volume 2 This is formed into a part of the organ of hearing; from it are developed the external meatus, the tympanic cavity, and the Eustachian tube. The Evolution of Man — Volume 2 |
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