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Mind Maps: Digestive System | Science Class 7

The document Mind Maps: Digestive System | Science Class 7 is a part of the Class 7 Course Science Class 7.
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FAQs on Mind Maps: Digestive System - Science Class 7

1. What are the main organs of the digestive system?
Ans. The main organs of the digestive system include the mouth, esophagus, stomach, small intestine, large intestine, liver, gallbladder, and pancreas.
2. How does food move through the digestive system?
Ans. Food moves through the digestive system by a process called peristalsis, which involves the contraction and relaxation of muscles in the walls of the digestive organs to push food along.
3. What is the role of enzymes in the digestive system?
Ans. Enzymes in the digestive system help break down food into smaller molecules that can be absorbed by the body. For example, amylase breaks down carbohydrates, lipase breaks down fats, and protease breaks down proteins.
4. How does the liver contribute to the digestive process?
Ans. The liver produces bile, which is stored in the gallbladder and released into the small intestine to help break down fats. The liver also processes nutrients absorbed from the small intestine.
5. What are some common digestive system disorders?
Ans. Common digestive system disorders include acid reflux, irritable bowel syndrome (IBS), inflammatory bowel disease (IBD), and gallstones. These disorders can cause symptoms such as abdominal pain, bloating, diarrhea, and constipation.
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