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Human Digestive System Video Lecture | Science & Technology for State PSC Exams - BPSC (Bihar)
FAQs on Human Digestive System Video Lecture - Science & Technology for State PSC Exams - BPSC (Bihar)
| 1. What are the main organs of the human digestive system? |  |
Ans. The main organs of the human digestive system are the mouth, esophagus, stomach, small intestine, large intestine, and anus.
| 2. How does food move through the digestive system? | |
Ans. Food moves through the digestive system by a process called peristalsis, where muscles in the walls of the digestive organs contract and relax to push food along the digestive tract.
| 3. What is the role of enzymes in the digestive system? | |
Ans. Enzymes in the digestive system help to break down food into smaller molecules that can be absorbed by the body. For example, amylase breaks down carbohydrates, protease breaks down proteins, and lipase breaks down fats.
| 4. How does the digestive system help in nutrient absorption? | |
Ans. The small intestine is the main site of nutrient absorption in the digestive system. Villi and microvilli in the small intestine increase the surface area for absorption, allowing nutrients to pass through the intestinal wall into the bloodstream.
| 5. What are some common digestive system disorders? | |
Ans. Some common digestive system disorders include acid reflux, gastritis, irritable bowel syndrome (IBS), constipation, and diarrhea. These disorders can affect the normal functioning of the digestive system and may require medical treatment.
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