. Elementary physiology . Fig. 97.—The kidneys, bladder, and their vessels. Viewed from behind. R, right kidney ; U, ureter ; A, aorta ; Ar, right renal artery ; Ve, vena cava inferior ; Vr, right renal vein ; Vu, bladder ; Ua, commencement of urethra. accompanying figure as they appear from the back, and their situation in the abdomen has already been described. The urine is continuously secreted by the kidneys and trickles down the ureters into the bladder, where it accumulates, until

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Keywords: ., bookcentury1800, bookdecade1890, bookpubli, booksubjectphysiology