The Diaphragm And Its Functions, Considered Specially in Its Relation to Respiration And the Production of Voice
The Diaphragm And Its Functions, Considered Specially in Its Relation to Respiration And the Production of Voice
Joseph Moses Ward Kitchen
The book The Diaphragm And Its Functions, Considered Specially in Its Relation to Respiration And the Production of Voice was written by author Joseph Moses Ward Kitchen Here you can read free online of The Diaphragm And Its Functions, Considered Specially in Its Relation to Respiration And the Production of Voice book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is The Diaphragm And Its Functions, Considered Specially in Its Relation to Respiration And the Production of Voice a good or bad book?
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The inspiratory drawing of air is deep in propor- tion to the located depth of the obstacle, or in pro- portion to the force with which it is desired to drive air along the air-passages. Following the inspira- tory contraction of the diaphragm, not only is there a complete immediate relaxation of the organ, but the expiratory muscles are forcibly brought into play, and the glottis is tightly closed so as to secure a strong pressure in the lungs before the glottis opens and the outward explosive... rush of air occurs. If the irritating object be above the larynx, the closed lips or contracted soft-palate helps the pro- cess of ejection, by directing a strong blast of air against the mucus or other lodged matter. In sneezing there is a quick inspiration and diaphragmatic contraction, followed by a forced expiration that sends the outgoing air rushing mostly through the nose, the soft-palate being relaxed and the faucial pillars contracted. Certain extrinsic, incidental functions of the dia- S8 THE DIAPHRAGM.
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