The elimination of nitrogenous wastes is carried out by a well developed excretory system. The excretory system consists of a pair of kidneys, ureters, cloaca and urinary bladder. These are compact, dark red and bean like structures situated a little posteriorly in the body cavity on both sides of vertebral column. These are the basic structural and functional units called uriniferous tubules or nephrons. Two ureters emerge from the kidneys in the male frog. The ureters act as urinogenital duct which opens into the cloaca. In females the ureters and
Adjacent to a frequently-asked paragraph in the same chapter.
A frog’s kidneys are removed experimentally. Which organ-system process will stop first?
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