Describe the structure of a human kidney | Class 11 Biology Chapter Excretory products and their Elimination, Excretory products and their Elimination NCERT Solutions

Question:

Describe the structure of a human kidney with the help of a labelled diagram.

Answer:

Kidneys are reddish brown bean shaped organ situated between last thoracic and third lumbar vertebra. Each kidney has a notch on its inner side called hilum through which ureter, blood vessels and nerved enter. Each kidney is 10- 12 cm long, 5- 7 cm wide and 2- 3 cm thick. It weighs around 120- 170g.

Inside the kidney there are two zone- outer cortex and inner medulla.

Medulla: The medulla is also divided into a few conical masses called medullary pyramids which projects into the calyceas.
Cortex: It extends between medullary pyramids and renal column or columns of Bertini.

Renal pelvis: This is a broad funnel shaped space present inside the hilum.
Each kidney contains about a million nephrons which is known as functional unit of kidney. Each nephron has two parts: the glomerulus and renal tubules.

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Read the question carefully and focus on the core concept being asked.
Reference examples and data from the chapter when answering questions about Excretory products and their Elimination.
Review previous year question papers to get an idea of how such questions may be framed in exams.
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Welcome to the NCERT Solutions for Class 11 Biology - Chapter . This page offers a step-by-step solution to the specific question from Excercise 0 , Question 6: Describe the structure of a human kidney with the help of a labelled diagram.....

Describe the structure of a human kidney | Class 11 Biology Chapter Excretory products and their Elimination, Excretory products and their Elimination NCERT Solutions

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