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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
Explain the principle of dialysis with the help of a labelled diagram.
If a patient is out on dialysis, he is most likely suffering from a severe ailment of the:
(a) circulatory system
(b) respiratory system
(c) excretory system
(d) digestive system
The excretory organs in an earthworm are:
(a) nephridia
(b) nephrons
(c) raphides
(d) ureters
Fill in the blank :
Nitrogenous wastes in the urine are in the form of urea and .....................
Fill in the blanks in the following passage to make it a meaningful description.
In a nephron, the ______ flows through the ______ under great pressure. The reason for this great pressure is that the ______ (outgoing) ______ is narrower than the ______ (incoming). This high pressure causes the ______ part of the blood to filter out from the ______ into the ______ capsule.
Study the diagram given alongside and then answer the question that follow:
Name the stages involved in the formation of urine.
Give Technical Term:
The organ in man concerned with maintaining water balance in the body.
Complete the following sentence with appropriate word:
The sum total of all the chemical reactions taking place in the cell is known as ______.
Choose the correct option.
Specific gravity of urine would _______ if level of ADH increases.
Choose the correct option.
The minor calyx _______.
