File:First book on anatomy, physiology, and hygiene - for grammar schools and families (1849) (14576578138).jpg

Identifier: 61410640R.nlm.nih.gov
Title: First book on anatomy, physiology, and hygiene : for grammar schools and families
Year: 1849 (1840s)
Authors: Cutter, Calvin, 1807-1873? Cutter, Calvin, 1807-1873?. First book on anatomy and physiology
Subjects: Hygiene Anatomy Physiological Phenomena
Publisher: Boston : Mussey
Contributing Library: U.S. National Library of Medicine
Digitizing Sponsor: Open Knowledge Commons, U.S. National Library of Medicine

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ready deposited, are called lym-phatics. Theradicals, or commencement of the veins, in many, and it maybe in all parts of the body, perform the office of absorption. Fig. 50. A representation of the lymphatic vessels and glands. 1, 2, 3, 4, 5, 6, Thelymphatic vessels and glands of the lower limbs. 7, Lymphatic glands. 8, Thecommencement of the thoracic duct. 9, The lymphatics of the kidney. 10, Of thestomach. 11, Of the liver. 12, 12, The lungs. 13, 14, 15, The lymphatics andglands of the arm. 16, 17, 18, Of the face and neck. 19,20, Large veins. 21, Thethoracic duct. 26, The lymphatics of the heart. * See paragraph 142. 216. What is absorption ? 217. What are those vessels called that actexclusively for the growth and renovation of the body ? 218—221. GivetJie anatomy of the lymphatic vessels. 218. Name those vessels that removethe atoms already deposited. What other vessels perform the office ofabsorption ? What does fig. 50 represent ? ANATOMY OF THE LYMPHATIC VESSELS.Fig. 50. 77
Text Appearing After Image:
73 ANATOMY, PHYSIOLOGY, AND HYGIENE. 219. The lymphatic vessels arc very minute at their com-mencement; so much so, that they cannot be seen withoutthe aid of a magnifying glass. As they proceed, they uniteand form larger trunks, that open into the veins. 220. Lymphatic vessels are found in every part of thebody, except the brain, yet, it is supposed they exist in this or-gan. The knotted appearance of these vessels is owing to the arrangement of their internal coats, to form valves. 221. In certain parts of the body, as the neck, these ves-sels pass through small, soft bodies, called lymphatic glands,which are to these vessels what the mesenteric glands are to the lacteals. Observation. Sometimes, when we are afflicted with acold, these glands in the neck enlarge; they are usuallycalled kernels. PHYSIOLOGY OF THE LYMPHATIC VESSELS. 222. Though the lacteals and lymphatics resemble eachother in their structure and termination, yet they differ as to thenature of the fluids which they conv

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