First Book in Physiology: For the Use of Schools |
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Page 11
... How and from what does the mind receive messages ? Give what is stated in 10 about the variety of the machinery in the body . machinery continually purifies the blood after it has been used MACHINERY OF THE BODY . 11.
... How and from what does the mind receive messages ? Give what is stated in 10 about the variety of the machinery in the body . machinery continually purifies the blood after it has been used MACHINERY OF THE BODY . 11.
Page 16
... give him a broken bone . If an old person should have as many falls as children commonly do , his brit- tle bones would very often snap asunder . A fall down stairs , which in the child is generally followed only by a momentary fright ...
... give him a broken bone . If an old person should have as many falls as children commonly do , his brit- tle bones would very often snap asunder . A fall down stairs , which in the child is generally followed only by a momentary fright ...
Page 24
... which is a representation of the jaws of a tiger. Describe the teeth of carnivorous animals . What arrangement of their tearing teeth gives them great power ? This arrangement is seen in Fig . 17 , which. 24 FIRST BOOK IN PHYSIOLOGY .
... which is a representation of the jaws of a tiger. Describe the teeth of carnivorous animals . What arrangement of their tearing teeth gives them great power ? This arrangement is seen in Fig . 17 , which. 24 FIRST BOOK IN PHYSIOLOGY .
Page 25
... gives them great power in tearing flesh to pieces . 6. Animals that live on vegetable food , called her- bivorous animals , have no tearing teeth . The horse and the cow are of this class . They have two kinds of teeth . There are ...
... gives them great power in tearing flesh to pieces . 6. Animals that live on vegetable food , called her- bivorous animals , have no tearing teeth . The horse and the cow are of this class . They have two kinds of teeth . There are ...
Page 26
... gives to her jaw a sidewise motion , together with the hinge- like motion , and thus grinds the food . The dog does not need to grind his food as the cow does , and there- fore he has no grinding teeth and no muscles that can perform ...
... gives to her jaw a sidewise motion , together with the hinge- like motion , and thus grinds the food . The dog does not need to grind his food as the cow does , and there- fore he has no grinding teeth and no muscles that can perform ...
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Common terms and phrases
acid gas air-cells animals 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 oesophagus 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 - This is one reason also why it is made up of so 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...
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 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...