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Image from page 57 of "A treatise on anatomy, physiology, and hygiene : designed for colleges, academies, and families" (1849)

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Identifier: 61410660R.nlm.nih.gov
Title: A treatise on anatomy, physiology, and hygiene : designed for colleges, academies, and families
Year: 1849 (1840s)
Authors: Cutter, Calvin, 1807-1873?
Subjects: Anatomy Physiology Hygiene
Publisher: Boston : Benjamin B. Mussey and Co.
Contributing Library: U.S. National Library of Medicine
Digitizing Sponsor: Open Knowledge Commons, U.S. National Library of Medicine


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Text Appearing Before Image:
h that thefeet are not supported. ported, the child soon becomes exhausted, restless, and unfitfor study. In the construction of a school-room, the benchesshould be of different heights, so as to be adapted to the dif-ferent pupils, and they should also have appropriate backs. 134. What is said of the benches or chairs in a school-room ? What isrepresented by fig. 29 ? By fig. 30 ? What is the effect when the lowerlimbs are not supported ? 56 ANATOMY, PHYSIOLOGY, AND HYGIENE. 135. Compression of the chest should he avoided. In chil-dren, and also in adults, the ribs are very flexible, and a smallamount of pressure will increase their curvature, particularly atthe lower part of the chest, and thus lessen the size of thiscavity. The lower ribs are united to the breast-bone, by long,yielding cartilages, and compression may not only contractthe chest, but an unseemly and painful ridge may be pro-duced, by the bending of the cartilages, on one or both sidesof the sternum. Fig. 31. Fix- 32.

Text Appearing After Image:
Fig. 31. A natural and well-proportioned chest.Fig. 32. A chest fashionably deformed. 136. Again, the cartilages on one side may be bent out-ward, while those on the opposite side are bent inward, thusforming a depression parallel with the sternum. In some in-stances, the anterior extremity of the lower ribs on each side 135. Why should compression of the chest be avoided > Whit ic ^^sented by fig. 31 ? By fig. 32 ? S reprC HYGIENE OF THE BONES. 57 are brought nearly or quite together. In these instances, themovable extremities of the ribs are drawn down toward thehaunch-bones, while the space between the ribs is lessened.All this may be effected by tight or snug clothing. There-fore the apparel of a child should be loose, and supportedover the shoulders, to avoid the before-mentioned evils. Thesame may be said of the clothing for adults. 137. The erect position in sitting and standing should beassiduously observed. The spinal column, in its natural po-sition, curves from front to


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Date: 2014-07-30 14:54:54



bookid:61410660R.nlm.nih.gov bookyear:1849 bookdecade:1840 bookcentury:1800 bookauthor:Cutter__Calvin__1807_1873_ booksubject:Anatomy booksubject:Physiology booksubject:Hygiene bookpublisher:Boston___Benjamin_B__Mussey_and_Co_ bookcontributor:U_S__National_Library_of_Medicine booksponsor:Open_Knowledge_Commons__U_S__National_Library_of_Medicine bookleafnumber:57 bookcollection:medicalheritagelibrary bookcollection:medicineintheamericas bookcollection:usnationallibraryofmedicine bookcollection:americana

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