First Book in Physiology: For the Use of Schools and Families |
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Page 9
... whole , you look at any particular part of it . Look , for example , at the hand , and com- What is said of machines made by man ? How does the machinery of the body differ from these ? pare it with the most ingenious machinery that man ...
... whole , you look at any particular part of it . Look , for example , at the hand , and com- What is said of machines made by man ? How does the machinery of the body differ from these ? pare it with the most ingenious machinery that man ...
Page 11
... whole body shall move , a great number of these mes- .. sages are sent in all directions at once . nerves . 9. The mind too receives messages through the It receives them from the senses . When we see , something is sent by means of the ...
... whole body shall move , a great number of these mes- .. sages are sent in all directions at once . nerves . 9. The mind too receives messages through the It receives them from the senses . When we see , something is sent by means of the ...
Page 14
... whole . When the whole body is disordered , as in fever , all the machinery must be kept as quiet as possible . 17. There is some of the machinery that never stops , either when we are sick or when we are asleep ; it is the breathing ...
... whole . When the whole body is disordered , as in fever , all the machinery must be kept as quiet as possible . 17. There is some of the machinery that never stops , either when we are sick or when we are asleep ; it is the breathing ...
Page 46
... whole body by the veins is of a dark color . It is sent by this right side of the heart to the lungs , b . Here it is changed to red blood , and then passes back by veins to the heart —but observe , it is to the left side , c . It is ...
... whole body by the veins is of a dark color . It is sent by this right side of the heart to the lungs , b . Here it is changed to red blood , and then passes back by veins to the heart —but observe , it is to the left side , c . It is ...
Page 51
... whole machine works harmoni- ously . 32. The two auricles act together , and the two ven- tricles act together also . For example , the two ven- tricles contract together , the right ventricle pumping the dark blood into the great ...
... whole machine works harmoni- ously . 32. The two auricles act together , and the two ven- tricles act together also . For example , the two ven- tricles contract together , the right ventricle pumping the dark blood into the great ...
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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...