The Book of NatureJ. & J. Harper, 1831 - 467 páginas |
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Página 86
... lungs or pla- centule . Like the perfect plant , it possesses lymphatics and air - vessels . Through the former of these it absorbs the moisture of the soil into which it is plunged , decomposes a part of it into its elementary ...
... lungs or pla- centule . Like the perfect plant , it possesses lymphatics and air - vessels . Through the former of these it absorbs the moisture of the soil into which it is plunged , decomposes a part of it into its elementary ...
Página 92
... lungs ( every leaf being a distinct lung in itself * ) for the respiration of the rising brood ; and with an harmonious circle of action , that can never be too much admired , furnishes a perpetual supply of nutriment , in every ...
... lungs ( every leaf being a distinct lung in itself * ) for the respiration of the rising brood ; and with an harmonious circle of action , that can never be too much admired , furnishes a perpetual supply of nutriment , in every ...
Página 95
... lungs , no stomach ; but the branch of a tree has a complete system of or- gans to itself , and is hence capable in many cases of existing by itself , and producing buds , layers , and other kinds of offspring , when separated from the ...
... lungs , no stomach ; but the branch of a tree has a complete system of or- gans to itself , and is hence capable in many cases of existing by itself , and producing buds , layers , and other kinds of offspring , when separated from the ...
Página 108
... lungs are excited to the act of respiration by the stimulus of the air we breathe , the stomach to that of digestion by the stimulus of the food introduced into it ; so the heart and blood - vessels are excited by the stimulus of the ...
... lungs are excited to the act of respiration by the stimulus of the air we breathe , the stomach to that of digestion by the stimulus of the food introduced into it ; so the heart and blood - vessels are excited by the stimulus of the ...
Página 110
... lungs into the arterial system . Whence the heart itself becomes alternately a forcing and a suction pump ; being the former in respect to the arteries , and the latter in respect to the veins . ‡ Upon a moderate estimate , the common ...
... lungs into the arterial system . Whence the heart itself becomes alternately a forcing and a suction pump ; being the former in respect to the arteries , and the latter in respect to the veins . ‡ Upon a moderate estimate , the common ...
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Términos y frases comunes
action adverted already observed animals appears Aristotle birds blood body brain called capable carbonic acid character chiefly colour common consequence consists constitutes Cuvier degree denominated derived distinct doctrine earth Epicurus equally existence external senses fact faculty farther feeling fishes fluid former gastric juice genus glottis Greek happiness heart heat hence hippopotamus human hypothesis ideas important innate ideas insects instances instinct intelligence kind knowledge lacteals language larynx Lect lecture less Lucretius mankind manner material matter means mind Misor moral muscles nature never objects occasionally organs origin oxygen passions peculiar perfect perhaps perpetually petrifactions philosophers physiologists plants Plato possess present principle produced proof prove Pythagoras quadrupeds racters reason respect sensation solid soul species stomach substance supposed taste term theory thing tion traced tribes truth variety various vegetable ventriloquism whence whole words worms zoophytes