Principles of Zoölogy : Touching the Structure, Development, Distribution, and Natural Arrangement of the Races of Animals, Living and Extinct with Numerous Illustrations: Part I, Comparative Physiology, for the Use of Schools and CollegesGould and Lincoln, 1859 - 250 pagina's |
Vanuit het boek
Resultaten 1-5 van 22
Pagina 9
... RESPIRATION CHAPTER NINTH . OF THE SECRETIONS EMBRYOLOGY • 118 126 CHAPTER TENTH . 131 SECTION I. • Of the Egg Form of the Egg Formation of the Egg Ovulation Laying Composition of the Egg 131 133 133 134 135 · 137 SECTION II ...
... RESPIRATION CHAPTER NINTH . OF THE SECRETIONS EMBRYOLOGY • 118 126 CHAPTER TENTH . 131 SECTION I. • Of the Egg Form of the Egg Formation of the Egg Ovulation Laying Composition of the Egg 131 133 133 134 135 · 137 SECTION II ...
Pagina 31
... respiration ; uniting , on the one hand , all those which breathe by gills , and , on the other , those which breathe by lungs . But this distinction loses its importance , when we consider that various animals , for example , frogs ...
... respiration ; uniting , on the one hand , all those which breathe by gills , and , on the other , those which breathe by lungs . But this distinction loses its importance , when we consider that various animals , for example , frogs ...
Pagina 43
... respiration , which they in most instances perform by means of the leaves , reverse the process , and thus furnish oxygen , which is so essential to animals . If an animal be confined in a small portion of air , or water containing air ...
... respiration , which they in most instances perform by means of the leaves , reverse the process , and thus furnish oxygen , which is so essential to animals . If an animal be confined in a small portion of air , or water containing air ...
Pagina 74
... respiration ordinarily act inde- pendently of the will , but are partially subject to t : thus , when we attempt to hold the breath , we arrest , for the mo ment , the action of the diaphragm . 153. In the great majority of animals ...
... respiration ordinarily act inde- pendently of the will , but are partially subject to t : thus , when we attempt to hold the breath , we arrest , for the mo ment , the action of the diaphragm . 153. In the great majority of animals ...
Pagina 79
... respiration , mastication , & c . 164. The means which nature has brought into action to effect locomotion under all the various circumstances in which animals are placed , are very diversified ; and the study of their adaptation to the ...
... respiration , mastication , & c . 164. The means which nature has brought into action to effect locomotion under all the various circumstances in which animals are placed , are very diversified ; and the study of their adaptation to the ...
Overige edities - Alles bekijken
Veelvoorkomende woorden en zinsdelen
albumen allantois Ammonites Animal Kingdom appear aquatic arteries Articulata Articulates auricles become belong birds blood body bones brain branches called canal carboniferous Carnivora cartilaginous cavity cells Cercaria chyle classes cloth composed contains corresponding crabs crustaceans crystalline lens cuttle-fish digestive distinct Distoma distribution divided Echinoderms eggs embryo enclosed epoch fauna fishes fluid formation fossils frog furnished Gasteropods geological germ germinative germinative vesicle gills head heart Illustrations important Infusoria insects intestine jaws jelly-fishes layer less limbs living lower lungs magnified mals mammals membrane metamorphoses mode mollusks muscles namely natural nerves nervous system oxygen peculiar period plants polyps portion Radiates regions reptiles resemblance respiration respiratory organs Rhizodonts rocks SECTION shell showing Silurian similar skin species star-fishes structure surface teeth temperate tentacles terrestrial animals Tertiary tion tissues trachea tropical types upper vegetative ventricle vertebrated animals vesicle White-fish whole worms yolk young Zoology
Populaire passages
Pagina 189 - Experiments of dredging in very deep water have also taught us that the abyss of the ocean is nearly a desert. Not only are no materials found there for sustenance, but it is doubtful if animals could sustain the pressure of so great a column of water, although many of them are provided with a system of pores, (260,) which enables them to sustain a much greater pressure than terrestrial animals. America, one species takes...