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प्रश्न
Write the functional activity of the following structure: Kidney
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उत्तर
Excretion of waste materials from the body.
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संबंधित प्रश्न
Fill in the blank.
Malpighian body consists of Bowman’s capsule and .....................
Why is it necessary to maintain a normal osmotic concentration of the blood?
Explain in your own words with suitable examples.
How does excretion occur in human beings?
Explain in your own words with suitable examples.
How is excretion in plants useful to human beings?
Look at the figure given below. It is a section of human kidney as seen from the front.
Which area/part (give its name and number given on the diagram) which contains the following:
(i) Malpighian capsule
(ii) The pyramids
(iii) Freshly collected urine
Study the diagram given alongside and then answer the question that follow:
Name the stages involved in the formation of urine.
The diagram below represents a mammalian kidney tubule (nephron) and its blood supply. Parts indicated by the guidelines 1 to 8 are as follows:
1. U-shaped loop of Henle
2. Proximal convoluted tubule with blood capillaries
3. Bowman’s capsule
4. Afferent arteriole from the renal artery
5. Glomerulus
6. Venule to the renal vein
7. Collecting tubule
8. Distal convoluted tubule with blood capillaries Study the diagram and answer the following questions in each case:
(i) Where does ultrafiltration take place?
(ii) Which structure contains the lowest concentration of urea?
(iii) Which structure contains the highest concentration of urea?
(iv) Which structure contains the lowest concentration of glucose?
(v) Where is the most water reabsorbed?
Choose the Odd One Out:
In a person the tubule part of the nephron is not functioning at all. What will its effect be on urine formation?
Choose the odd one out in the following set and write the category for the remaining terms:
