. An elementary course of practical zoology. Zoology. 502 THE RABBIT (/. vent, r. vent), the mediastinum here fusing with the visceral layer of the pericardium (m. per) and thus ob- literating the space; below this it again narrows to form the ventral mediastinal space {v. med), in which the thymus (p. 4Qo) is situated. In the entire animal, the air-tight pleural cavities are ceni. â t^.jned. Fig. 128.âDiagrammatic transverse section of the rabbit's thorax in the region of the ventricles, to show the relations of the pleurae and mediastinum (dotted line), etc. The lungs are contracted. aort. d
. An elementary course of practical zoology. Zoology. 502 THE RABBIT (/. vent, r. vent), the mediastinum here fusing with the visceral layer of the pericardium (m. per) and thus ob- literating the space; below this it again narrows to form the ventral mediastinal space {v. med), in which the thymus (p. 4Qo) is situated. In the entire animal, the air-tight pleural cavities are ceni. â t^.jned. Fig. 128.âDiagrammatic transverse section of the rabbit's thorax in the region of the ventricles, to show the relations of the pleurae and mediastinum (dotted line), etc. The lungs are contracted. aort. dorsal aorta ; as. v. azygos vein ; cent, centrum of thoracic vertebra ; /. Ing. left lung ; /. pi. left pleural cavity ; /. vent, left ventricle ; nty. spinal cord ; oes. gullet; par. per. parietal of pericardium ; pi. cav. postcaval, close to its entrance into right auricle; right lung; right pleural cavity; right ventricle; st. sternum; visceral layer of pericardium; V. med. ventral mediastinal space. (From Parker and Haswell's Zoology.) completely filled by the lungs, so that the parietal and vis- ceral layers of the pleurae are practically in contact, there being only a lubricating serous fluid lymph between them. The pressure of the air in the bronchial cavities of the lungs is therefore sufficient to keep them distended; but as. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Parker, T. Jeffery (Thomas Jeffery), 1850-1897; Parker, William Newton, joint author. London, Macmillan and Co. , Limited; New York, The Macmillan Company
Size: 1536px × 1627px
Photo credit: © The Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1900, booksubjectzoology, bookyear1900
