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प्रश्न
Given below is a highly simplified diagram of the human kidney cut open longitudinally. Answer the question that follow:
Name the functional units of the kidneys.
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उत्तर
Nephrons
संबंधित प्रश्न
the Biological/technical term Pigment providing colour to urine.
Name the various organs of the human excretory system.
What is urethra?
The excretory organs in an earthworm are:
(a) nephridia
(b) nephrons
(c) raphides
(d) ureters
Explain in your own words with suitable examples.
How is excretion in plants useful to human beings?
The following diagram represents a mammalian kidney tubule (nephron) and its blood supply.
Parts indicated by the guidelines 1to 8 are as follows:
1. Afferent arteriole from renal artery
2. Efferent arteriole
3. Bowman's capsule
4. Glomerulus
5. Proximal convoluted tubule with blood capillaries
6. Distal convoluted tubule with blood capillaries
7. Collecting tubule
8. U-shaped loop of Henle
Study the diagram and answer the question that follow:
Which structure contains the highest concentration of urea?
Complete the following sentence with appropriate word:
The knot of blood vessel inside the Bowman’s capsule is ______.
Write the functional activity of the following structure: Renal artery
Answer the following question.
State the role of liver in urea production.
Adult frog is an amphibian, its mode of excretion is ______.
