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Transcript
The Digestive System
Purpose: Break down nutrients
and remove wastes
Section: The Digestive System
How does your cardiovascular
system get the
nutrients that it carries to your
cells? Describe as best you can
the process that turns food into
nutrients that cells can use.
What are the parts of the digestive system?
What are their roles/functions?
Series of Events:
a. Read Chapter
b. Complete timeline as you read Chapter 3.1
Structure/Function Activity:
a. trace the body
b. label the parts
c. identify the functions and why they are
important for the body to work.
Where does food go?
Saliva – What is it for?
Pharynx
Esophagus
The Stomach
Pancreas – (protects)
• Secretes juices to help neutralize the
acidic chyme
Liver
• Makes bile to
break up fat
• Stores nutrients
• Breaks down
toxins
Gallbladder
•Stores the bile
made from the liver
•Squeezes bile into
small intestine for
fat breakdown.
Large Intestines –
Adios
• Absorbs
water
Are you funny?
Write a comic strip detailing the path a
morsel of food takes through the digestive
system.
Guidelines:
1. terms
2. functions
3. correct pathway
4. Use 1st person
Example:
Example 2:
The END
Digestion
Class Activity Demonstration
a. Break it Up!
Saltine Lab
a. Chemical and Mechanical Digestion
Compare and Contrast