Natural Philosophy: With an Explanation of Scientific Terms, and an Index, Volumen4 |
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Términos y frases comunes
absorbed acid action ammonia animal appear arrangement artery base becomes blood body bone branches called carbonic cells chlorine circulation close colour combination common composed compound consists contain contraction converted crystals described digestion direction distinct ditto effect elastic equal equivalent exist experiments exposed extremity fact fibres fluid function give given glass heart heat hydrogen inches iron known lead leaves less living lungs manner matter means membrane mercury metal minute mixed motion muriatic muscles muscular nature necessary observed obtained organs oxide oxygen particles passing perfect plants portion possesses potash precipitate present principle produced properties proportion pure quantity remains salt secretion seen separated side simple solid soluble solution stomach strong structure substance sulphur surface taste temperature termed tion tissue tube vegetable veins vessels vital weight
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Página 30 - ... some ants carry corn, and some carry their young, and some go empty, and all to and fro a little heap of dust. It taketh away or...
Página 3 - It must, at the same time, be borne in mind, that the developement of the subject can only be found in the full details of chemical science.
Página 75 - ... should always be liable to derangement, or that it would soon work itself out. Yet shall this wonderful machine go, night and day, for eighty years together., at the rate of a hundred thousand strokes every twenty-four hours, having, at every stroke, a great resistance to overcome; and shall continue this action for this length of time, without disorder and without weariness!
Página 75 - The aorta of a whale is larger in the bore than the main pipe of the waterworks at London Bridge ; and the water roaring in its passage through that pipe is inferior, in impetus and velocity, to the blood gushing from the whale's heart.
Página 23 - Three parts of common salt (muriate of soda) are intimately mingled with one of the peroxide of manganese, and to this mixture two parts of sulphuric acid, diluted with an equal weight of water, are then added. By the action of sulphuric acid on...
Página 50 - The acids are the strongest nitric and sulphuric acids, mixed in the proportion of one part of the former to three of the latter by weight.
Página 51 - I had paid my respects to this young nobleman, and conveyed to him the king's request, he made no concealment, but exposed the left side of his breast, when I saw a cavity into which I could introduce my fingers and thumb. Astonished with the novelty, again and again I explored the wound : and first marvelling at the extraordinary nature of the cure, I set about the examination of the heart. Taking it in one...
Página 2 - ... a girl, one of the attendants on the oven, offered to enter, and mark with a pencil the height at which the thermometer stood within the oven. The girl smiled at M.
Página 51 - ... which I could introduce my fingers and thumb; astonished with the novelty, again and again I explored the wound, and first marvelling at the extraordinary nature of the cure, I set about the examination of the heart. Taking it in one hand, and placing the finger of the other on the pulse of the wrist, I satisfied myself that it was indeed the heart which I grasped. I then brought him to the King, that he might behold and touch so extraordinary a thing, and that he might perceive, as I did, that...
Página 110 - Crawfurd's hypothesis ; the essence of which is, that the capacity of arterial blood for heat is greater than that of venous, that there is no difference of temperature between the two ventricles of the heart, and in fact that the heat of all parts is nearly the same. ' They are more agreeable to, and indeed they even support the hypothesis of Dr. Black, that animal heat is produced in the lungs, and distributed over the...