Small Intestine: Structure Flashcards

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1
Q

How many sections does the small intestine consist of?

A

Three sections

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2
Q

What are the three sections of the small intestine called?

A

The Duodenum, the Jejunum, and the Ileum.

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3
Q

What section of the small intestine does the Duodenum consist of?

A

The first 25 cm - 30 cm.

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4
Q

What happens in the Duodenum?

A

Most enzymes are added (digestion begins here).

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5
Q

What happens in the Jejunum?

A
  • Digestion continues.
  • Some nutrients absorbed.
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6
Q

What happens in the Ileum?

A

Majority of absorption occurs here (through villi).

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7
Q

Is there a clear distinction between the jejunum and the ileum?

A

There is no clear distinction, but a difference in cells.

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