A Treatise on Physiology and Hygiene for Educational Institutions and General Readers |
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acid action active alcohol amount animals appear arteries become blood body bones brain breath called cause cavity close cold color condition contain continued contraction cord covering crystalline lens Describe digestion direction disease drink effects especially examined exercise experiments fact feeling fibres fluid functions Give hand hearing heart heat human important increase influence injury kind known less light living lower lungs matter means meat membrane microscope mind minute motion move movements muscles natural nerve nervous objects observed organs pain pass persons poison portion position present produced quantity Read Note relation removed result salt seen sensation sense side sight skin sound spinal stomach strength structure substances supply surface taken takes place taste teeth temperature tion tissues touch tube vegetable voice
Popular passages
Page 186 - Tic-tac! tic-tac! go the wheels of thought; our will cannot stop them ; they cannot stop themselves ; sleep cannot still them ; madness only makes them go faster ; death alone can break into the case, and, seizing the ever-swinging pendulum, which we call the heart, silence at last the clicking of the terrible escapement we have carried so long beneath our wrinkled foreheads.
Page 137 - The smooth, soft air with pulse-like waves Flows murmuring through its hidden caves, ] ° Whose streams of brightening purple rush. Fired with a new and livelier blush. While all their burden of decay The ebbing current steals away, And red with Nature's flame they start From the warm fountains of the heart.
Page 217 - ... of power to attempt. He lies under the weight of incubus and nightmare ; he lies in sight of all that he would fain perform, just as a man forcibly confined to his bed by the mortal languor of a relaxing disease, who is compelled to witness injury or outrage offered to some object of his tenderest love : he curses the ; spells which chain him down from motion ; he would lay down his life if he might but get up and walk ; but he is powerless as an infant, and cannot even ; attempt to rise.
Page 69 - Dallas and on the coast of Sierra Leone, brothers will sell their sisters, husbands their wives, and parents their children for salt. In the district of Accra, on the gold coast of Africa, a handful of salt is the most valuable thing upon earth after gold, and will purchase a slave or two. Mungo Park tells us that with the Mandingoes and Bambaras the use of salt is such a luxury that to say of a man, ' he flavors his food with salt...
Page 161 - It warms and cools by turns the earth and the living creatures that inhabit it. It draws up vapours from the sea and land, retains them dissolved in itself, or suspended in cisterns of clouds, and throws them down again as rain or dew when they are required.
Page 140 - No great intellectual thing was ever done by great effort ; a great thing can only be done by a great man, and he does it without effort.
Page 296 - The clear supernatent fluid will be a saturated solution of chloride of lead. A cloth dipped in this solution and hung up in a room will sweeten a fetid atmosphere instantaneously...
Page 168 - By this means, so far as the germs are concerned, the air of the highest Alps may be brought into the chamber of the invalid.
Page 312 - A-or'ta (Gr. dop7-,fo)xa,, aorteomai, to be lifted up). The largest artery of the body, and main trunk of all the arteries. It arises from the left ventricle of the heart. The name was first applied to the two large branches of the trachea, which appear to be lifted up by the heart. A'que-ous Humor (L. aqua, water). A few drops of watery colorless fluid occupying the space between the cornea and crystalline lens.
Page 293 - If not successful, lose no time ; but, to imitate respiration, place the patient on his face, and turn the body gently, but completely on the side, and a little beyond; then again on the face, and so on, alternately. Repeat these movements deliberately and perseveringly, f/teen times only in a minute.