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प्रश्न
When a molecule or ion is reabsorbed from the lumen of the nephron, where does it go? If a solute is filtered and not reabsorbed from the tubule, where does it go?
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उत्तर
When a molecule or ion is reabsorbed from the lumen of the nephron, it goes to the blood stream through efferent arteriole which carries blood away from the glomerulus. If a solute is filtered and not reabsorbed from the tubule, it goes along with urine.
संबंधित प्रश्न
Define the Glomerular Filtration Rate (GFR).
Draw neat and labelled diagrams of Malpighian capsule
Define the following:
Nephron
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.
Name the following:
Organ where ultrafiltration occurs.
Differentiate between Afferent arteriole and Efferent arteriole.
Write the functional activity of the following structure: Bowman’s capsule
Choose the correct option.
Tubular secretion does not take place in ______.
Mention any two vital functions of human kidney
In which segment of the nephron most of the re-absorption of substances takes place?
The end product of Ornithine cycle is ______.
Identify the biological term
Produced when blood is filtered in a Bowman’s capsule.
Identify the biological term
A liquid which gathers in the bladder.
Identify the biological term
Regulation of water and dissolved substances in blood and tissue fluid.
What is tubular secretion? Name the substances secreted through the renal tubules.
The osmotic pressure of blood that opposes ultrafiltration is about ______ mm Hg.
Which part of the nephron allows the selective reabsorption of useful substances like glucose, amino acids, salts and water into the blood capillaries?
Complete the following:
Urinary excretion = Tubular reabsorption + Tubular secretion –
How does tubular secretion help in maintaining ionic and acid-base balance in body fluids?
A large quantity of fluid is filtered every day by the nephrons in the kidneys. Only about 1% of it is excreted as urine. The remaining 99% of the filtrate ______.
