First Book in Physiology: For the Use of Schools |
From inside the book
Results 1-5 of 6
Page 47
... ventricle . This arrangement is represented in Fig . 23 . FIG . 23 . d The middle part of the figure represents the heart with its two sides , that have no communication with each other ; a being the right auricle , b the right ven ...
... ventricle . This arrangement is represented in Fig . 23 . FIG . 23 . d The middle part of the figure represents the heart with its two sides , that have no communication with each other ; a being the right auricle , b the right ven ...
Page 48
... ventricle is the main apartment . It is much larger than the auricle . The auricle is a sort of entrance - chamber to the main apartment , the ventricle . There are valves , or folding doors , as we may call them , between these two ...
... ventricle is the main apartment . It is much larger than the auricle . The auricle is a sort of entrance - chamber to the main apartment , the ventricle . There are valves , or folding doors , as we may call them , between these two ...
Page 49
... ventricle of the heart just as the air does in the bellows . When the ventricle contracts , the blood , in escaping from the pressure , shuts the valves . If the valves fit well , as they commonly do , none of the blood can go back into ...
... ventricle of the heart just as the air does in the bellows . When the ventricle contracts , the blood , in escaping from the pressure , shuts the valves . If the valves fit well , as they commonly do , none of the blood can go back into ...
Page 50
... observe much irregularity in the arrange- ment of the two sides of the heart , as they are called . Describe the heart as it really appears , by Fig . 24 . The auricle a and the ventricle 6 make the right. 50 FIRST BOOK IN PHYSIOLOGY .
... observe much irregularity in the arrange- ment of the two sides of the heart , as they are called . Describe the heart as it really appears , by Fig . 24 . The auricle a and the ventricle 6 make the right. 50 FIRST BOOK IN PHYSIOLOGY .
Page 51
... ventricle d make the left side . In this front view of the heart you see only a part of the left side . Much of the left auricle and the left ventricle are hidden behind the right ventricle . The aorta , e , the large artery through ...
... ventricle d make the left side . In this front view of the heart you see only a part of the left side . Much of the left auricle and the left ventricle are hidden behind the right ventricle . The aorta , e , the large artery through ...
Other editions - View all
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...