Lectures on the science of language: First and second series . ubes), the bones,the cartilages, the ligaments and muscles, which to-gether form that extraordinary instrument on whichwe play our \vords and thoughts. Some parts of itare extremely complicated, and I should not ventureto act even as interpreter of the different and some-times contradictory views held by Miilier, Briicke,Czermak, Funke, and other distinguished physiolo-gists, on the mechanism of the various cartilages, thethyroid, cricoid, and arytenoid, which together con-stitute the levers of the larynx. It fortunately hap-pens t
Lectures on the science of language: First and second series . ubes), the bones,the cartilages, the ligaments and muscles, which to-gether form that extraordinary instrument on whichwe play our \vords and thoughts. Some parts of itare extremely complicated, and I should not ventureto act even as interpreter of the different and some-times contradictory views held by Miilier, Briicke,Czermak, Funke, and other distinguished physiolo-gists, on the mechanism of the various cartilages, thethyroid, cricoid, and arytenoid, which together con-stitute the levers of the larynx. It fortunately hap-pens that the most important organs which are en-gaged in the formation of letters lie above thelarynx, and are so simple in their structure, and soopen to constant inspection and examination, that,with the diagrams placed before you, there will be ORGANS OF SPEECH. 121 little difficulty, I hope, in explaining their respectivefunctions. There is, first of all, the thorax (1), which, by alter-nately compressing and dilating the lungs, performsthe office of 1. Larynx. 2. Pectoralis minor. 3. Latissimus dorsi. 4. Serratus macrnus. 5. External intercosials. 6. Rectus abdominis. 7. Internal oblique. The next diagram (2) shows the trachea^ a carti- 122 ORGANS OF SPEECH. laginous and elastic pipe, which terminates in thelungs by an infinity of roots or bronchial tubes, itsupper extremity being formed into a species of headcalled the larynx^ situated in the throat, and com-posed of five cartilages. Fisr. 2. ^ Ccmn- Ciic-TfijrJifeinl/nlecturesonscien00ml
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Keywords: ., bookcentury1800, bookdecade1870, bookpublishernewyo, bookyear1875
