First Book in Physiology: For the Use of Schools and Families |
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Page 12
... grow to be a larger one . Now , the machinery of the body not only grows , but it is kept in use while it is growing . A small telescope never grows to be a large one , but the little eye of the infant Can the machinery that man makes ...
... grow to be a larger one . Now , the machinery of the body not only grows , but it is kept in use while it is growing . A small telescope never grows to be a large one , but the little eye of the infant Can the machinery that man makes ...
Page 13
For the Use of Schools and Families Worthington Hooker. grows to be the large eye of a man , and is used every day while this is done . A cord does not grow to be a rope , but the muscles grow as we use them . 14. The machines that man ...
For the Use of Schools and Families Worthington Hooker. grows to be the large eye of a man , and is used every day while this is done . A cord does not grow to be a rope , but the muscles grow as we use them . 14. The machines that man ...
Page 16
... growing , they do not have as much of the mineral part as the bones of old persons do . It is well that they do not ; for if they did , the frequent falls of the child would often give him a broken bone . If an old person should have as ...
... growing , they do not have as much of the mineral part as the bones of old persons do . It is well that they do not ; for if they did , the frequent falls of the child would often give him a broken bone . If an old person should have as ...
Page 66
... grows . It there- fore will not grow well . It will not be strong . 26. The chest is often much pressed by tight clothing while the body is growing . The lungs are in this way made to be very much smaller than they should be . In Figs ...
... grows . It there- fore will not grow well . It will not be strong . 26. The chest is often much pressed by tight clothing while the body is growing . The lungs are in this way made to be very much smaller than they should be . In Figs ...
Page 67
... growing , just as the chest often is among us . And it is astonishing how small and into what a shape it can be made to FIG . 35. grow . In Fig . 34 is a side view of a Chinese lady's foot . In Fig . 35 is a view of the sole of the same ...
... growing , just as the chest often is among us . And it is astonishing how small and into what a shape it can be made to FIG . 35. grow . In Fig . 34 is a side view of a Chinese lady's foot . In Fig . 35 is a view of the sole of the same ...
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Common terms and phrases
acid gas air-cells animals aorta apparatus arteries auricle bellows body brain breast-bone breathing building called capillaries carbonic acid carbonic acid gas cavity chain of bones changed chapter chest chinery chyle chyme circulation cles comes concert of action contracts cords daguerreotyping dark blood drum duct elbow-joint fastened feel fibres fingers fluid foot formative vessels front gall-bladder glands goes grinding hand head hearing heart hinge-joint images instrument intestines joint kinds larynx ligaments liver look lower jaw lungs membrane messages mind motion mouth muscles act muscles that move nerves nervous organs oxygen parietal bones particles pass pull red blood repairing represented in Fig respiration retina right auricle sent serous membrane shape shoulder-joint side skin socket sound spinal column stomach structures substance tear-gland tears teeth tendons thing tion tube ulna valves variety veins ventricle vertebræ vibration winding passages windpipe
Popular passages
Page 112 - BO many different bones, instead of being one solid, tight box. If a blow be received on the head, these bones give a little upon each other, as it is expressed, and so they are not often broken. They give more in the child than in the adult, because, besides being less brittle, they are less tightly put together. It is well that it is so ; for if it were not, the skull would often be fractured, in the frequent falls which the child has. 9. The bones on the top of the head are fastened together by...
Page 2 - Also several other Text Books by good Authors, for which, see our Catalogue, which is furnished gratis. We furnish to Teachers for Examination, postpaid by mail, a copy of any of the above books not having a * annexed, at half price. Those marked with a * we send on receipt of the prices annexed.
Page 169 - It is often produced by the vibration of the air. This is the case in whistling. In the flute it is the vibration of the air in the instrument that produces the sound. And so of other similar instruments. 3. When the vibrations are equal, the sound is a musical one. But when they are irregular, the sound is a noise, that is, a confused sound. 4. Sound passes through the air by vibrations. It may be said to pass by waves in all directions, just as waves go in all directions on the surface of water...
Page 2 - BULLIONS' SERIES OF GRAMMARS, ETC. INTRODUCTION TO ANALTT. AND PEAC. GRAMMAR. 40cts. ANALYTICAL AND PRACTICAL ENGLISH GRAMMAR. 75 cents. EXERCISES IN ANALYSIS AND PARSING. 1R cents. LATIN LESSONS, by Spencer, 75 cents, introductory to Bullions
Page 54 - ... supply of impure air afforded by the Yoga exercises, we should aim at a large supply of pure air. How is this to be secured ? The air we breathe goes down into the lungs, which are full of small air cells, somewhat like a sponge. As a sponge is much larger when its cells are filled with water than when dry, so the lungs swell out when their cells are filled with air. How many little air cells are there in the lungs ? About sixty lakhs ! The air after staying a little time in the air cells, goes...