Advertisements
Advertisements
प्रश्न
How is the small intestine designed to absorb digested food?
Advertisements
उत्तर
Small intestine comprises three parts- duodenum, jejunum and ileum. Ileum is the longest part of the small intestine. It contains minute finger like projections called villi where absorption of food takes place. They are approximately 4 million in number. Internally, each villus contains fine blood capillaries and lacteal tubes.
APPEARS IN
संबंधित प्रश्न
Why does absorption of digested food occur mainly in the small intestine?
The opening of the stomach into the intestine is called ______.
Select the correct statement.
The enzyme responsible for the digestion of proteins in the small intestine is _____________.
The finger-like outgrowths of Amoeba helps to ingest food. However, the finger-like outgrowths of human intestine helps to ______.
Read the following statements with reference to the villi of small intestine.
- They have very thin walls.
- They have a network of thin and small blood vessels close to the surface.
- They have small pores through which food can easily pass.
- They are finger-like projections
Identify those statements which enable the villi to absorb digested food.
Name the parts of the alimentary canal where digested food gets absorbed.
Choose the odd one out from the group and give reason.
Finger-like projections enhance the absorbing capacity of the small intestine.
Visit a doctor and find out:
- Under what conditions does a patient need to be on a drip of glucose?
- Till when does a patient need to be given glucose?
- How does glucose help the patient recover?
Write the answers in your notebook.
