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Digestive System of Human Body Video Lecture | Science Olympiad Class 4

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FAQs on Digestive System of Human Body Video Lecture - Science Olympiad Class 4

1. What is the function of the digestive system in the human body?
Ans. The digestive system in the human body is responsible for breaking down food into nutrients that can be absorbed and used by the body. It also eliminates waste products.
2. How does the digestive system work?
Ans. The digestive system works by breaking down food into smaller molecules through mechanical and chemical processes. The mouth and teeth help in chewing and breaking down food, while enzymes and acids in the stomach and intestines further break down the food into nutrients that can be absorbed by the body.
3. 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, rectum, and anus. Each organ plays a specific role in the digestion and absorption of nutrients.
4. How does food move through the digestive system?
Ans. Food moves through the digestive system through a process called peristalsis. Peristalsis is a series of muscle contractions that propel food through the esophagus, stomach, and intestines. It helps to mix the food with digestive enzymes and move it along the digestive tract.
5. What are some common digestive system disorders?
Ans. Some common digestive system disorders include acid reflux, gastritis, peptic ulcers, irritable bowel syndrome (IBS), and constipation. These disorders can cause various symptoms such as abdominal pain, bloating, diarrhea, or constipation, and may require medical attention.
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