Anatomy, Physiology and Hygiene |
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acid action alcohol amount animal arteries atmosphere auricle bathing blood blood-vessels body bones brain bread breathing called canal capillaries carbohydrates carbon dioxide cartilages cause cavity cells centre cerebellum cerebrum chest clothing cold color connective tissue contain cooking corpuscles diet digestion disease drink eaten effects elastic especially Eustachian tube exercise fluid function glands gray matter heart heat impure inches injury intestine irritation juice known lacteals larynx light liver lower lungs lymphatics matter meat medulla oblongata milk mouth mucous membrane muscles muscular nerve fibres nervous system nitrogenous odor oesophagus optic nerve organs oxygen persons pharynx poison portion produce proteids quantity reflex action respiration respiratory result retina salt secretion sensitive side skin smell sometimes spinal cord starch stimulants stomach substances sugar surface taste teeth temperature tion trachea tubes upper various vegetable veins ventricles vessels voice walls warm
Popular passages
Page 424 - I counted the perspiratory pores on the palm of the hand, and found 3,528 in a square inch. Now, each of these pores being the aperture of a little tube of about a quarter of an inch long, it follows that in a square inch of skin on the palm of the hand, there exists a length of tube equal to 882 inches, or 73£ feet.
Page 222 - The river Rhine, it is well known, Doth wash your city of Cologne ; But tell me, nymphs ! what power divine Shall henceforth wash the river Rhine ? ON MY JOYFUL DEPARTURE FROM THE SAME CITY.
Page 424 - Now, the number of square inches of surface in a man of ordinary height and bulk is 2500 ; the number of pores, therefore, 7,000,000 ; and the number of inches of perspiratory tube, 1,750,000, that is 145,833 feet, or 48,600 yards, or nearly twenty-eight miles.
Page 440 - It is neither of a pale pink colour nor of a deep purple tint, for the former is a sign of disease, and the latter indicates that the animal has not been slaughtered, but has died with the blood in it, or has suffered from acute fever.
Page 455 - This is the place : these narrow ways, diverging to the right and left, and reeking everywhere with dirt and filth. Such lives as are led here, bear the same fruits here as elsewhere. The coarse and bloated faces at the doors, have counterparts at home, and all the wide world over. Debauchery has made the very houses prematurely old. See how the rotten beams are tumbling down, and how the patched and broken windows seem to scowl dimly, like...
Page 459 - Disinfection is the destruction of the poisons of infectious and contagious diseases. Deodorizers, or substances which destroy smells, are not necessarily disinfectants, and disinfectants do not necessarily have an odor.
Page 449 - ... you take in breath from the outer air, send out your breath through a tube, into that box, the animal will soon faint ; if you go on long with this process, it will die. Take a second instance, which I beg to press most seriously on the notice of mothers, governesses, and nurses : If you allow a child to get into the habit of sleeping with its head under the bed-clothes, and thereby breathing its own breath over and over again, that child will assuredly grow pale, weak, and ill. Medical men have...
Page 440 - It should be firm and elastic to the touch, and should scarcely moisten the fingers; bad meat being wet, and sodden, and flabby, with the fat looking like jelly or wet parchment.
Page 425 - I cannot conclude without making mention of the great advantage I received from soaking my clothes twice a day in salt water, and putting them on without wringing. " It was a considerable time...
Page 187 - In other words, when we compare the nutrients in respect to their fuel values, their capacities for yielding heat and mechanical power, a pound of protein of lean meat or albumen of egg is just about equivalent to a pound of sugar or starch, and a little over two pounds of either would be required to equal a pound of the fat of meat or butter or the body fat.