File:The human body. A beginner's text-book of anatomy, physiology and hygiene (1884) (14596434740).jpg

Identifier: humanbodybeginne00mart (find matches)
Title: The human body. A beginner's text-book of anatomy, physiology and hygiene ..
Year: 1884 (1880s)
Authors: Martin, H. Newell (Henry Newell), 1848-1896 Martin, Hetty Cary, (from old catalog) joint author
Subjects: Physiology
Publisher: New York, H. Holt and company
Contributing Library: The Library of Congress
Digitizing Sponsor: The Library of Congress

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Text Appearing Before Image:
y;,soft palate;^, opening^of Eusta- pj^^- j^ causcd by the larynx, gullet; <r, windpipe; ^, epiglottis; soft palate; g, opei - chian tube; k, tongue; w, the sphenoid bone on the base of „,u:^U \r^ ^ ^^^4-: l^^:^^,,r. K^^rthe skull; n, the fore part of the skull- whlch IS a CartllaglUOUS bOXcavity; o^p^q. the turbinate bones of / 7 tt*. \ t j u the outer side of the left nostril-Cham- \a, Jh Ig. 42 j lined by mu- cous membrane. At oneplace the mucous membrane is pushed in from each side,so that only a narrow slit is left in the middle. This 12. Name the air-passages ? Into what do the nostrils open be-hind ? Where does the larynx begin? What is the epiglottis? Its use? 13. Name the organ of voice ? What is the larynx ? What is theglottis ? What are the vocal cords ? THE GLOTTIS. 169 slit (^, Fig. 43) is named the glottis. The folds formingits sides are elastic and tightly stretched ; they arenamed the vocal cords.
Text Appearing After Image:
Fig. 43.—The interior of the larynx as seen when viewed from above and behind,through Its opening into the pharynx, i, hyoid bone, which in Hfe has the root ofthe tongue attached to it; 5, lower part of the pharynx cut open ; 6, top of thegullet; 8, 9, 10, the right edge of the opening of the larynx; a, a\ a, epiglottis;c, glottis (the dotted lines leading from the letter point to the edges of the vocalcords); b^ b\ hollows in the mucous membrane of the larynx, above the vocalcords ; l\ 3, rounded prominences of the mucous membrane, named the falsevocal cords : they play no direct part in the production of voice. 14. How Voice is Produced.—Certain muscles separatethe vocal cords and widen the glottis ; others bring the 14. How do muscles alter the glottis ? What is its state in quiet 170 TRACHEA AND BRONCHIAL TUBES, cords together and narrow the glottis. In ordinary quietbreathing the glottis is wide open, and air passes throughit without causing sound. When it is narrowed, and ai

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