A Course of Elementary Instruction in Practical Biology |
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Page 5
... Frog is called , the intestine , which is relatively longer than in the adult , is coiled up like a watch - spring in the body cavity . A membranous lip , the surface of which is beset with numerous horny papillæ 1. ] 5 THE FROG .
... Frog is called , the intestine , which is relatively longer than in the adult , is coiled up like a watch - spring in the body cavity . A membranous lip , the surface of which is beset with numerous horny papillæ 1. ] 5 THE FROG .
Page 6
... intestine becomes less and less coiled as , not growing at the same rate as the body , it becomes relatively shorter ; and the animal gradually relinquishes its mixed diet for one of animal matter - the perfect Frog being mostly ...
... intestine becomes less and less coiled as , not growing at the same rate as the body , it becomes relatively shorter ; and the animal gradually relinquishes its mixed diet for one of animal matter - the perfect Frog being mostly ...
Page 7
... intestine , the liver , the pancreas , the spleen , the lungs , the kidneys and urinary bladder , and the repro- ductive organs - are contained . As this cavity answers to those of the pleuræ and of the peritoneum in the 1. ] 7 THE FROG .
... intestine , the liver , the pancreas , the spleen , the lungs , the kidneys and urinary bladder , and the repro- ductive organs - are contained . As this cavity answers to those of the pleuræ and of the peritoneum in the 1. ] 7 THE FROG .
Page 8
... intestine . The exposed surfaces of both the pericardial and pleuroperitoneal mem- branes are kept permanently moist by a fluid ( serous fluid ) which more or less completely fills the cavities which they enclose ; hence they are termed ...
... intestine . The exposed surfaces of both the pericardial and pleuroperitoneal mem- branes are kept permanently moist by a fluid ( serous fluid ) which more or less completely fills the cavities which they enclose ; hence they are termed ...
Page 10
... intestine enters the dilated short large intestine , and this opens into a chamber with muscular walls , the cloaca , the external aperture of which has been already mentioned . Thus the alimentary canal is a tube which traverses the ...
... intestine enters the dilated short large intestine , and this opens into a chamber with muscular walls , the cloaca , the external aperture of which has been already mentioned . Thus the alimentary canal is a tube which traverses the ...
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Common terms and phrases
acid alimentary canal animal aperture appendages arising artery Assistant Master attached auditory axis blastopore blood body body-wall branches Cambridge Canada balsam cavity cell-wall cells chamber chitinous chlorophyll chromatophores cilia College colour commissures containing corpuscles Crayfish delicate dissect dorsal duct ELEMENTARY elongated epidermis epithelium Examine excretory exoskeleton external Fcap fibres filaments fluid Frog front ganglia ganglion genital germinal vesicle gills gland granular high power hypha Illustrated immediately inner integument intestine lateral layer lobes longitudinal low power lying mass maxilla median membrane middle line mouth muscular nematocysts nerve Note nucleus organs orifice outer oval ovum pair passing pericardium pigmented portion posterior Prof Professor Protococcus protoplasm Remove revised round Sect seen segment setæ side solution somite spinal Spirogyra sporangium spores stained structure surface terminal thickened thin tissue Torula transverse section trunk tube vacuole valves veins ventral ventricle vessels wall xylem
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