Fourteen Weeks in Human Physiology |
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Common terms and phrases
absorbed acid action animals arteries auricle bath become blood blood-vessels body bones brain breath called capillaries carbonic acid cartilage cause cells cerebellum cerebrum chest circulation class of lever clothing cold contract crystalline lens Cure cuticle delicate Describe digestion disease disks elastic exercise feet fibres fingers fluid foot force gastric juice give glands glottis hair hand head heart heat Illustrate inch injurious intestines joint lacteals larynx limbs liquid lungs lymphatics matter meat motion mouth mucous membrane muscles muscular nails nervous nose organs oxygen pain pair of nerves papillę peculiar periosteum person perspiration physician poison PRACTICAL QUESTIONS produce reflex action respiration ribs right auricle salt secretion sensitive side skin skull spinal cord spine stomach structure substance sugar surface syrup of ipecac teeth tendon tion tissue tongue tricuspid valve tubes ulna valves veins ventricle vertebrę walk warm weight
Popular passages
Page 118 - 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...
Page 62 - Hair is a protection from heat and cold, and shields the head from blows. It is found on nearly all parts of the body, except the palms of the hands and the soles of the feet. The...
Page 77 - 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 151 - Then mark the cloven sphere that holds All thought in its mysterious folds, That feels sensation's faintest thrill, And flashes forth the sovereign will ; Think on the stormy world that dwells Locked in its dim and clustering cells ! The lightning gleams of power it sheds Along its hollow glassy threads.
Page 163 - From these, delicate nerves, generally soft and of a grayish color, run to the organs on which life depends — the heart, lungs, stomach, etc. — to the blood-vessels, and to the spinal and cranial nerves over the body. Thus the entire system is bound together with cords of sympathy, so that, "if one member suffers, all the members suffer with it.
Page 17 - Not in the world of light alone, Where God has built His blazing throne, Nor yet alone in earth below, With belted seas that come and go, And endless isles of sunlit green, Is all thy Maker's glory seen : Look in upon thy wondrous frame — Eternal wisdom still the same ! The smooth, soft air, with pulse-like waves.
Page 142 - ... the saliva, the gastric juice, the bile, the pancreatic juice, and the intestinal...
Page 165 - ... at the instant the word of command is heard. But, after a time, the sound of the word gives rise to the act, whether the soldier be thinking of it or not.
Page 121 - ... more, because the small arteries. suddenly dilate, the natural moderate contraction of their muscles being superseded by a state of relaxation. In other words, the action of the nerves which cause this muscular contraction is suspended. On the other hand, in many people, extreme terror causes the skin to grow cold, and the face to appear pale and pinched. Under these circumstances, in fact, the supply of blood to the skin is greatly diminished, in consequence of an excessive stimulation of the...
Page vii - Hygiene, or the laws of health ; the one being essential to the proper understanding of physiology, and the other being its practical application to life. The three are intimately blended, and in treating of the different subjects the author has drawn no line of distinction where nature has made none. This work is not prepared for the use of medical students, but for the instruction of youth in the principles which underlie the preservation of health and the formation of correct physical habits.