First Book in Physiology: For the Use of Schools and Families |
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Page 37
... capillaries , from the Latin word capilla , hair . They are really smaller than any hair . When you prick or cut your finger you wound a large number of these capillaries , and they let out their blood . 4. The heart acts like a forcing ...
... capillaries , from the Latin word capilla , hair . They are really smaller than any hair . When you prick or cut your finger you wound a large number of these capillaries , and they let out their blood . 4. The heart acts like a forcing ...
Page 43
... capillaries , and then bring it back to the beart . It is when the blood is in these capillaries that it is used for building How does the stream of blood from a cut vein differ from the stream from a cut artery ? What is the reason of ...
... capillaries , and then bring it back to the beart . It is when the blood is in these capillaries that it is used for building How does the stream of blood from a cut vein differ from the stream from a cut artery ? What is the reason of ...
Page 44
... capillaries into the veins it has a dark color . The cause of this change is the use which is made of the blood while it is in the capillaries . Something has been taken from it for building and repairing , and so it cannot be as good ...
... capillaries into the veins it has a dark color . The cause of this change is the use which is made of the blood while it is in the capillaries . Something has been taken from it for building and repairing , and so it cannot be as good ...
Page 46
... capillaries , it is changed to dark blood , and goes back by veins to the right side of the heart , a , where we started . The blood is constantly going the rounds of these two circulations , day and night , as long as life lasts . · 24 ...
... capillaries , it is changed to dark blood , and goes back by veins to the right side of the heart , a , where we started . The blood is constantly going the rounds of these two circulations , day and night , as long as life lasts . · 24 ...
Page 55
... capillaries that branch out upon this skin . It is by the airing that the blood thus takes , that every drop of dark blood that goes to the lungs is changed to red blood . 4. The great object of the machinery of respiration is to keep ...
... capillaries that branch out upon this skin . It is by the airing that the blood thus takes , that every drop of dark blood that goes to the lungs is changed to red blood . 4. The great object of the machinery of respiration is to keep ...
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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 vertebrę 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...