Absorption of nutrients
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Absorption of Nutrients. Learning Targets: Name the four layers of the alimentary canal wall and sate the function of each layer. (K) Describe the process of absorption in both the small and large intestines. (K). 1-4. The Walls of the Digestive System.

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Absorption of Nutrients

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Absorption of nutrients

Absorption of Nutrients

Learning Targets:

Name the four layers of the alimentary canal wall and sate the function of each layer. (K)

Describe the process of absorption in both the small and large intestines. (K)


The walls of the digestive system

1-4

The Walls of the Digestive System

  • The walls of the digestive system, from mouth to anus, are composed of 4 layers of tissue.

  • Use your book (pg. 402) to find out what the function of each layer is. Summarize the key functions on your worksheet.


What s special about the wall of the small intestine

5-7

What’s special about the wall of the small intestine?


The function of the lacteal

8

The function of the lacteal


Final absorption in the small intestine

9-16

Final absorption in the small intestine

See it in action by clicking on the picture.


Moving on to the large intestine

17-20

Moving on to the large intestine

Note that the lining of the large intestine is not as folded as the lining of the small intestine.


Absorption of nutrients

21-23


Use of nutrients

24-27

Use of nutrients


Absorption of nutrients

28-33


Elimination

Elimination

Learning Target: Describe the process of feces formation and removal. (K)


Absorption of nutrients

34-36


Absorption of nutrients

37-39


Why do i have gas

40

Why do I have gas?

Click on the radiograph to find out.


Why am i constipated

41

Why am I constipated?

Click on the picture to find out why.


Everything you ever wanted to know about diarrhea

42

Everything you ever wanted to know about diarrhea….

Click on the picture


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