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प्रश्न
How is urea formed in the human body?
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उत्तर
More toxic ammonia produced as a result of breakdown of amino acids is converted into less toxic urea in the liver by a cyclic process called Ornithine cycle.
संबंधित प्रश्न
Reabsorption of water from distal parts of the tubules is facilitated by hormone ______.
Fill in the blank :
Evaporation of sweat from the skin surface has ............... effect.
Fill in the blank.
When air is humid, the rate of transpiration is ..................
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Sometimes urine may contain certain excess vitamins.
Higher Order Thinking Skill
Why do you think that urine analysis is an important part of medical diagnosis?
In which segment of the nephron most of the re-absorption of substances takes place?
If the afferent arteriole of the nephron constricts, what happens to the GFR in that nephron? If the efferent arteriole constricts what happens to the GFR in that nephron? Assume that no auto regulation takes place.
Aldosterone acts at the distal convoluted tubule and collecting duct resulting in the absorption of water through ______.
Identify the biological term
A liquid which gathers in the bladder.
Identify the biological term
Consists of the kidneys, ureters and bladder.
Identify the biological term
Removal of useful substances from glomerular filtrate.
The human kidney is histologically divided into ____________.
Na+ excretion in the urine is reduced by secretion of ______
Filtration of the blood takes place at ______.
Minimum reabsorption occurs in ______.
The following substances are the excretory products in animals. Choose the least toxic form among them?
Sort the following into actively or passively transported substances during reabsorption of GFR.
glucose, amino acids, nitrogenous wastes, Na+, water
How does tubular secretion help in maintaining ionic and acid-base balance in body fluids?
