5 Questions
What is the main function of the digestive system?
To break down food, extract nutrients and water, and excrete waste
What is the role of saliva in the digestive process?
To break down food into tiny parts
Which part of the digestive system moves food to the stomach after swallowing?
Esophagus
What does the stomach use to turn pieces of food into a thick liquid?
Acids, enzymes, and its own movements
What happens to the thick liquid in the stomach before reaching the small intestine?
It is squeezed in small amounts
Study Notes
Digestive System
- Breaks down food, extracts nutrients and water, and excretes waste
- Responsible for fueling the body to maintain health and activity
Digestion Process
- Breaks down food into tiny molecules
- Involves chewing, which produces saliva to break down food
- Saliva acts as a digestive juice to aid in breaking down food
Stomach Function
- Uses acids, enzymes, and muscle movements to liquefy food
- Turns food into a thick liquid
- Squeezes small amounts of the liquid into the small intestine
Discover the main functions of the human digestive system, including breaking down food, extracting nutrients and water, and excreting waste. Learn how chewing and digestive juices like saliva contribute to the process.
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