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Question
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 lowest concentration of urea?
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Solution
2/Efferent arteriole
RELATED QUESTIONS
The diagram given below shows a section of human kidney. Study the diagram carefully and answer the questions that follow :
(i) Label the parts numbered 1 to 4.
(ii) Why does part ‘2’ have a striped appearance?
(iii) What is the fluid that passes down part ‘4’? Name the main nitrogenous waste present in it.
(iv) Mention the structural and functional units of kidneys.
(v) Name the two major steps in the formation of the fluid mentioned in Q.5 (a) (iii).
Name a waste gas released by the plants only during the night time.
The excretory organs in an earthworm are ______.
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?
Choose the correct answer:
A condition of failure of kidney to form urea is called ____________
Choose the correct option.
In human beings, uric acid is formed due to metabolism of ______.
Answer the following question.
Name any one guanotelic organism.
The mode of excretion of nitrogenous wastes like ammonia which takes place by simple diffusion is called ______.
