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प्रश्न
With regards to toxicity and the need for dilution in water, how different are ureotelic and uricotelic excretions? Give examples of animals that use these types of excretion?
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उत्तर
Ureotelic animals excrete urea with minimum loss of water, e.g., Mammals and terrestrial amphibians. Uricotelic animals excrete uric acid with the least loss of water, e.g., Birds and reptiles.
संबंधित प्रश्न
Which of the following is the correct path taken by urine in our body?
Write True (T) or False (F) for the following statement. Rewrite the false statement in the correct form.
Medulla of kidney passes urine into urinary bladder.
Fill in the blank.
........................ is found in the seeds of poppy plants.
Differentiate between
bowman’s capsule and glomerulus.
Give the working of the nephron.
Write the functional activity of the following structure: Bowman’s capsule
Multiple Choice Question: Ultrafiltration occurs in:
Choose the correct option.
Tubular secretion does not take place in ______.
What forces promote glomerular filtration? What forces opposes them? What is meant by net filtration pressure?
Which segment is the site of secretion and regulated reabsorption of ions and pH homeostasis?
What solute is normally present in the body to estimate GFR in humans?
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.
Concentration of urine depends upon which part of the nephron
Glomerular filtrate contains ______.
What is tubular secretion? Name the substances secreted through the renal tubules.
Na+ excretion in the urine is reduced by secretion of ______
Proximal convoluted tubule differs from distal convoluted tubule being lined by ______
Complete the following:
Urinary excretion = Tubular reabsorption + Tubular secretion –
Name the substances other than water, that are reabsorbed during urine formation. What are the two parameters that decide the amount of water that is reabsorbed in the kidney?
