Question

What are the three parts of small intestine ? Explain them.

Answer 1

Answer:

Explanation:

Small intestine is divisible into three parts - Duodenum, jejunum and ileum.

Duodenum :-

Duodenum is the shortest and c -shaped part of the small intestine, The bile duct from liver and the pancreatic from the pancreas pour their secretions into the duodenum.

Jejunum :-

Jejunum is about 2 meter long. No chemical digestion takes place in this part.

Ileum :-

Ileum is about 3.5 meter long and remains in the twisted form. The digestion process completes in ileum.

Answer 2

Answer:

The small intestine has 3 distinct regions – the duodenum, jejunum, and ileum. The duodenum, the shortest, is where preparation for absorption through small finger-like protrusions called villi begins.