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Question
Draw a labeled diagram of the human kidney as seen in a longitudinal section.
Solution
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The diagram below represents a mammalian kidney tubule (nephron) and its blood supply. Parts indicated by the guidelines 1 to 8 are as follows:
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2. Proximal convoluted tubule with blood capillaries
3. Bowman’s capsule
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5. Glomerulus
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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?
Name the Following
The term used for Bowman’s capsule and glomerulus together.
Name the Following
The blood vessels which brings pure blood to the kidneys:
What is the purpose of making urine in the human body?
