Organism and Environment as Illustrated by the Physiology of BreathingYale University Press, 1917 - 138 pages |
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Common terms and phrases
acclimatisation acid active secretion air breathed alkalinity alveolar air alveolar CO₂ percentage alveolar CO₂ pressure alveolar oxygen pressure ammonia amount animal apnoea arterial blood barometric pressure biological body capillaries carbon dioxide cent changes circulation co-ordinated conception connection conscious constant corpuscles curve deflation dependent diminished dissociation effects evident excess external facts gas pressures globin haemoglobin haemoglobin percentage high altitudes increase inspiration instance internal environment investigation JOHN SCOTT HALDANE kidneys lactic acid lectures less lung epithelium measure mechanistic theory medulla oblongata molecules nitrogenous normal observations ordinary organic regulation oxidation oxygen percentage oxygen want oxyhaemoglobin percentage of CO₂ phenomena physical and chemical physiology of breathing Pike's Peak poisoning pres present pressure of CO₂ pressure of oxygen produced reaction regu regulation of breathing respiration respiratory centre salts saturated seems Silliman slight sodium chloride stimulus structure substances swim bladder tion urea urine vagus nerves venous blood vital vitalistic want of oxygen
Popular passages
Page 77 - It is the fixity of the milieu interieur which is the condition of free and independent life', he wrote, and 'all the vital mechanisms, however varied they may be, have only one object, that of preserving constant the conditions of life in the internal environment.
Page 98 - In a living organism the past lives on in the present, and the stored adaptations of the race live on from generation to generation, waking up into response when the. appropriate stimulus comes, just as conscious memory is awakened
Page 99 - Organic wholeness', he continues, 'covers both space and time, and in the light of biological fact absolute space and time, and self-existent matter and energy are but abstractions from, or partial aspects of, reality.
Page 99 - , he says, ' is only the appearance given by what seems at first to be a constant flow of specific material beginning and ending in the environment ' (p. 99). The stress lies here on the word ' flow '. Extend this notion downwards from organic to material things (which Mr. Haldane would perhaps not be willing himself to do) and you have the conception of things, whether living or not, as stable configurations, as a whole of movements or, if you...