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

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

  • 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.


5-7

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


8

The function of the lacteal


9-16

Final absorption in the small intestine

See it in action by clicking on the picture.


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.


21-23


24-27

Use of nutrients


28-33


Elimination

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


34-36


37-39


40

Why do I have gas?

Click on the radiograph to find out.


41

Why am I constipated?

Click on the picture to find out why.


42

Everything you ever wanted to know about diarrhea….

Click on the picture


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