. Animal and vegetable physiology considered with reference to natural theology. Natural theology; Physiology; Plant physiology; Biology. the left ventricle (r.) the blood is propelled into the .H aorta (a) to be diffused through the arteries of the system (b) to every part, and penetrating into all the capillary vessels; thence it is returned by the veins, through the ve- nae cavae (c), to the right auricle (d), which delivers it into the right ventricle (e). This right ventricle impels the blood, thus re ceived, through the pulmonary arteries (f), into the lungs at (h), where it is aerated,


. Animal and vegetable physiology considered with reference to natural theology. Natural theology; Physiology; Plant physiology; Biology. the left ventricle (r.) the blood is propelled into the .H aorta (a) to be diffused through the arteries of the system (b) to every part, and penetrating into all the capillary vessels; thence it is returned by the veins, through the ve- nae cavae (c), to the right auricle (d), which delivers it into the right ventricle (e). This right ventricle impels the blood, thus re ceived, through the pulmonary arteries (f), into the lungs at (h), where it is aerated, and whence it is reconveyed by the pulmonary veins (i), into the left auricle (k), which immediately pours it into the left ventricle (l), the point from whence we set out. Both the right and the left heart have their re- spective auricles and ventricles ; but they are all united in one envelope, so as to compose in appear- ance but a single organ :* still, however, the right * A remarkable exception to this general law of consolidation occurs in the heart of the Dugong, 360 *^^#-ffti ys represented in Fig. 360, in which it may be seen that the two ventricles, (e and l), are almost entirely de- taclied from each other. In this figure, which is taken from the Phi- losophical Transactions for 1820, r> is the right or systemic auricle ; e the right or pulmonary ventricle ; f the pulmonary artery ; k the left or pulmonary auricle ; l the left or sys- temic ventricle ; and a the aorta. A similar separation of the ventricles though not to the same extent, is observed in the apex of the heart of the Manati, (Trichechus ma- natus.). 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 Roget, Peter Mark, 1779-1869. London : W. Pickering


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Keywords: ., bookcentury18, booksubjectnaturaltheology, booksubjectphysiology