First-book of Natural History: Prepared for the Use of Schools and Colleges |
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action animals apparatus arteries articulation auricle base becomes Belonging blood body bones brain branches called canal carry causes cavity chyle circulation color communicate composed consequently considerable constitute contain contraction convey cranium digestion divided effect enters example exist external extremities fall fluid front functions gives glands globe Greek head heart interior internal intestine kind Latin less LESSON light liquid living lower lungs manner materials matter membrane motion mouth move movements muscles Natural History necessary nerves nourishing nutrition object opening organs passage passes plants plate position presents principal produced received relating respiration roots schools seat secreted seen sense sensibility separated serve side situated skin solid spinal stomach structure substance superior surface takes place teeth terminate tion unite veins venous ventricle vertebral vessels
Popular passages
Page 33 - They terminate in the capillary vessels (qv'f— a series of extremely minute vessels, which pass over into the veins. The veins are the channels by which the blood passes back from the body into the auricles of the heart.
Page 11 - AT a meeting of the Board of Controllers of the Public Schools of the First School District of Pennsylvania, held at the Controllers...
Page 7 - AM, MD, Professor of Obstetrics and The Diseases of Women and Children, in the Chicago Medical College.
Page 64 - We distinguish in this apparatus two principal parts, which are called the nervous system of animal life, and the nervous system of organic life.
Page 97 - Food: any substance which, if introduced into the system, is capable of nourishing it and repairing its losses.
Page 14 - syllogism ; ' because natural history is the science which requires the most precise methods, as geometry is that which demands the most rigorous reasoning. Now, this art of method, when once well acquired, may be applied with infinite advantage to studies the most foreign to natural history. Every discussion which supposes a classification of facts, every research which requires a distribution of matters, is performed after the same manner ; and he who has cultivated this science merely for amusement,...
Page 8 - Star. This is a most valuable work, by Dr. Ruschenberger, and most admirably are the plates, representing all the different parts of the body, done. It is cheap, and every pa rent should place one in the hands of their children.
Page 13 - Philosophy, politics, history and morality itself, are subject to the intellectual revolutions of wavering humanity ; but the facts of the creation are as invariable as God, and the analysis of a plant or an insect marks its demonstration with the seal of eternal truth.
Page 99 - A name given to the two great veins of the body, which meet at the right auricle of the heart. The...
Page 99 - The pulp formed by the food after it has been for some time in the stomach and mixed with the gastric seeretions.