A Treatise on physiology and hygiene |
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acid activity alcohol animals ANTIDOTE arteries become blood blood-vessels bone brain breathing called canal capillaries carbonic acid cartilage cause cavity cells cerebellum cerebrum chest cold color contraction cornea corpuscles crystalline lens delicate digestion direction disease effect elastic epiglottis exercise external eyeball false cords fibres fluid front functions glands glass gray matter heart human body inch injury intestines irritation joint lacteals larynx lens limb lower lungs medulla medulla oblongata membrane microscope motion motor movements mucous membrane muscles muscular nervous objects optic nerve organs outer pain patient person poisons portion posterior produced Read Note reflex action respiration result retina sensation sense sensory side sight skin smell sound spinal cord spinal nerves stomach STRIPED MUSCLE structure substance supply surface takes place taste teeth thin tion tissues tongue trachea tube upper vegetable veins ventricle vessels voice
Popular passages
Page 150 - 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 51 - August, about one in the afternoon, my mother desired him to observe a cloud which appeared of a very unusual size and shape. He had just returned from taking the benefit of the sun*, and after bathing himself in cold water, and taking a slight repast, was retired to his study.
Page 252 - Spi-ra'lis (L.). A minute species of parasite or worm, which infests the flesh of the hog, and which may be introduced into the human system by eating pork not thoroughly cooked.
Page 251 - Se-ba'ceous (L. se'bum, fat). Resembling fat ; the name of the oily secretion by which the skin is kept flexible and soft. Se-cre'tion (L. secer'no, secre'tum,to separate). The process of separating from the blood some essential important fluid ; which fluid is also called a secretion. Sem-i-cir'cu-lar Canals.
Page 150 - Our brains are seventy-year clocks. The Angel of Life winds them up once for all, then closes the case, and gives the key into the hand of the Angel of the Resurrection. 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...
Page 121 - 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 124 - We should have no twilight to soften and beautify the landscape, no clouds to shade us from the scorching heat ; but the bald earth, as it revolved on its axis, would turn its tanned and weakened front to the full and unmitigated rays of the lord of day.
Page 250 - ACTION. An involuntary action of the nervous system, by which an external impression conducted by a sensory nerve is reflected, or converted into a motor impulse. RES-PI-RA'TION (L.
Page 249 - Con-junc-ti'va (L. con and jnn'go, to join together). A thin layer of mucous membrane which lines the eyelids and covers the front of the eyeball ; thus joining the latter to the lids. Con-trac-til'i-ty (L. con and tra'ho, to draw together). The property of muscle which enables it to contract, or draw its extremities closer together.
Page 243 - ... this cavity is compressed by the weight of the body, and expiration takes place. When he is turned on the side, this pressure is removed, and inspiration occurs.) 6th.