5 Questions
Where does mechanical digestion take place in the human digestive system?
In the mouth through mastication and in the small intestine through segmentation contractions
What is the role of enzymes in chemical digestion?
To break down food into small compounds that the body can use
How are the smaller substances from digestion absorbed in certain organisms?
Through the small intestine into the blood stream
What initiates the mechanical digestion of food in the human digestive system?
Mastication (chewing) and wetting contact of saliva
What is the primary purpose of digestion?
To break down large food compounds into small water-soluble components for absorption
Test your knowledge of digestion with this quiz. Explore the processes of mechanical and chemical digestion and the absorption of nutrients in the small intestine.
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