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प्रश्न
Define excretion. Write the four organs of the human urinary system in their correct sequence.
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उत्तर
The process of elimination of unwanted and toxic products from the body is called excretion.
The four organs of the urinary system from above to downward are:
- kidneys
- ureter.
- urinary bladder
- urethra.
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संबंधित प्रश्न
Name the following:
A loop of capillary running parallel to the Henle’s loop
Tick the most appropriate answer.
The Bowman’s capsule and glomerulus together form the
Excretion primarily involves
One of the following sets of body parts or substances or processed, pick out the one item which overall includes the remaining foir.
CO2, bile pigments, water, excretion, urea.
Differentiate between the following pairs of term :
Excretion and katabolism
The diagram given below represents an organ system in the human body. Study the same and answer the questions that follow :
What is the fluid that accumulates in part 3?
Which is the main nitrogenous waste present in it?
Why excretion is necessary?
Organs that are concerned with the formation, storage, and elimination of urine constitute the ______.
Match Column I with Column II.
| Column I | Column II |
| A. PCT | (i) Concentrated urine formation |
| B. DCT | (ii) Filtration of blood |
| C. Loop of Henle | (iii) Reabsorption of 70-80% of the electrolyte |
| D. Counter current mechanism | (iv) Ionic balance |
| E. Renal corpuscle | (v) Maintenance of concentration gradient in medulla |
Select the correct option from the codes given below.
Choose the odd one out in the following set and write the category for the remaining terms:
