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The imperfect return of the blood through the inferior vena cava also interferes with the return of the blood through the renal veins, and more or less renal congestion occurs, with a concentrated urine and perhaps an albuminuria as the result.

A distended or enlarged vein. Pertaining to or possessing blood or lymph vessels. Causing motion to the vessels. Vaso-motor nerves cause contraction and relaxation of the blood-vessels. Venæ Cavæ, pl. of Vena Cava. "Hollow veins." A name given to the two great veins of the body which meet at the right auricle of the heart Pertaining to, or contained within, a vein. Ventilation.

For were it not for this lazy trade of usury, money would not lie still, but would in great part be employed upon merchandising; which is the vena porta of wealth in a state. The second, that it makes poor merchants. For as a farmer can not husband his ground so well if he sit at a great rent, so the merchant can not drive his trade so well, if he sit at great usury.

If you examine blood under a microscope, what will you find in it? 6. Explain the process of inflammation. 8. Draw a diagram or rough picture showing the route of the blood through the heart and body. Mark the vena cava and the portal vein. 9. What are the capillaries, and what does the name mean? 10. Why do the veins have valves? 11.

Two large arteries from the aorta, called the renal arteries, supply them with blood, and they are connected with the inferior vena cava by the renal veins. They remove from the blood an exceedingly complex liquid, called the urine, the principal constituents of which are water, salts of different kinds, coloring matter, and urea. The kidneys. 2. Ureters. 3. Bladder. 4. Aorta. 5.

I could see arms as white as alabaster, and hands like those of Alcina, 'dove ne nodo appasisce ne vena accede', and my active imagination fancied that all the rest was in harmony with those beautiful specimens, for the graceful folds of the muslin, leaving the outline all its perfection, hid from me only the living satin of the surface; there was no doubt that everything was lovely, but I wanted to see, in the expression of her eyes, that all that my imagination created had life and was endowed with feeling.

The depressions for the Pacchionian glands are deep and numerous; and there is an unusually deep vascular groove immediately behind the coronal suture, which, as it terminates in the foramen, no doubt transmitted a 'vena emissaria'. The course of the frontal suture is indicated externally by a slight ridge; and where it joins the coronal, this ridge rises into a small protuberance.

Around the bronchial tubes and their ramifications there are also arteries and veins called the bronchial, arising from the vena azygos or vena cava, and from the aorta. These arteries and veins are distinct from the pulmonary arteries and veins. From this it is evident that the blood flows into the lungs by two ways, and flows out from them by two ways.

And this circumstance it was, perhaps, that imposed upon Botallus, who thought he had discovered a new passage for the blood from the vena cava into the left ventricle of the heart; and I own that when I met with the same arrangement in one of the larger members of the mouse family, in the adult state, I was myself at first led to something of a like conclusion.

In the former, it is expanded and contracted through the pulmonary arteries and veins, which are from the heart alone; in the latter, through the bronchial arteries and veins, which are from the vena cava and aorta, and these vessels are outside of the heart.