10 Questions
Which of the following is NOT a phase of digestion?
Excretion
What is the purpose of digestion?
To break down food into nutrients
Which of the following is an example of mechanical digestion?
Tearing food
Where does absorption of nutrients occur?
Small intestine
What is the function of saliva in digestion?
To release enzymes for chemical digestion
Which enzyme in saliva converts starch into simple sugars?
Amylase
What is the function of the esophagus?
Moves food from the throat to the stomach
What is the main function of the stomach?
Mixes food with digestive juices
What happens to food in the stomach?
It is mixed with digestive juices to form chyme
What does the acid in the stomach do?
Kills microorganisms
Test your knowledge of the digestive system with this quiz! Explore the phases of digestion, including ingestion, movement, mechanical and chemical digestion, absorption, and elimination/excretion. See how well you understand the process of breaking down food into nutrients for absorption by the body.
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