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Digestive System Anatomy and Physiology (Grades 11-12)

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Digestive System Anatomy and Physiology

1. 
Food is pushed through the digestive system by                      , a wavelike motion.
  1. muscular contractions
  2. peristalsis
  3. catabolism
  4. anabolism
2. 
Write the letter (A - M) that corresponds with each structure of the digestive system.

Digestive System

Anus           

Stomach           

Mouth           

Large Intestine           

Liver           

Appendix           

Gallbladder           

Pancreas           

Pharynx           

Small Intestine           

Esophagus           

Rectum           

Tongue           
3. 
Using your knowledge of the digestive system, what do you think would happen to the mechanical and chemical digestion in a person missing a large portion of his or her stomach? You may want to include a definition of mechanical and chemical definition.






4. 
Which organ of the digestive system is responsible for the production of bile?
  1. the stomach
  2. the liver
  3. the gall bladder
  4. the pancreas
5. 
The tube that connects the mouth with the stomach is called the                           
6. 
Where does the process of mechanical digestion begin?
  1. in the stomach
  2. in the mouth
  3. in the small intestine
  4. in the rectum
7. 
What is the relationship between the duodenum and chemical digestion?



8. 
How is the stomach adapted for the role it plays in the digestive process?
  1. The stomach has three strong layers of muscle tissue to produce churning.
  2. The stomach is where symbiotic bacteria live to help break down food.
  3. The stomach has several pockets that can collect food for later useage.
  4. The stomach can remove unwanted particles from the food that enters it so digestion will happen faster.
9. 
Why is the large intestine called this if it is shorter than the small intestine?



10. 
Which of these would a person have difficulty doing if they were born without salivary glands?
  1. The would have trouble digesting lipids.
  2. They would not be able to break down proteins.
  3. They would not be able to chew up their food.
  4. They would have trouble digesting large carbohydrates.
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