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प्रश्न
In which segment of the nephron most of the re-absorption of substances takes place?
उत्तर
In proximal convoluted tubule cells, Glucose, lactate, amino acids, Na+ and water, are reabsorbed. In the descending limb of Henle’s loop, water is reabsorbed. In the ascending limb, Na+, Cl and K+ are reabsorbed. In the distal convoluted tubule, water is reabsorbed.
संबंधित प्रश्न
Define the Glomerular Filtration Rate (GFR).
Put a tick mark (✓) against the most appropriate alternative in the following statement :
Besides water, the urine mainly contains :
Put a tick mark (✓) against the most appropriate alternative in the following statement :
Filtration of excretory wastes from the blood occurs in:
State if the following statement is true or false. Correct the statement if it is false.
The Bowman’s capsule and glomerulus together form the Malpighian body.
Define the following term:
Ultrafiltration
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Glomerular filtrate consists of many substances such as water, salts, glucose and white blood corpuscles.
Write the functional activity of the following structure: Bowman’s capsule
Multiple Choice Question: Ultrafiltration occurs in:
Higher Order Thinking Skill
Why do you think that urine analysis is an important part of medical diagnosis?
What solute is normally present in the body to estimate GFR in humans?
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.
What is the nitrogenous waste produced by amphibian larvae and by the adult animal?
The human kidney is histologically divided into ____________.
The osmotic pressure of blood that opposes ultrafiltration is about ______ mm Hg.
Filtration of the blood takes place at ______.
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
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?
