Human Digestive System Explained
The digestive system breaks down food into smaller molecules that the body can absorb and use for energy and growth. It includes the mouth, esophagus, stom
TL;DR: The digestive system breaks down food into smaller molecules that the body can absorb and use for energy and growth. It includes the mouth, esophagus,…
Written & reviewed by the Syllab.in Academic Team (CBSE/NCERT subject experts) · Updated
Human Digestive System: The digestive system breaks down food into smaller molecules that the body can absorb and use for energy and growth. It includes the mouth, esophagus, stom
Human Digestive System Explained Simply
The digestive system breaks down food into smaller molecules that the body can absorb and use for energy and growth. It includes the mouth, esophagus, stom This is a key Biology concept for Class 10.
🎬 Watch the animated, step-by-step Human Digestive System diagram →
Frequently Asked Questions
How long does it take to digest food?
The entire digestive process typically takes 24 to 72 hours. Most of the digestion happens in the small intestine, which can take 3 to 5 hours. The remaining time is spent in the large intestine.
Why is saliva important for digestion?
Saliva contains the enzyme amylase which begins breaking down carbohydrates in the mouth. It also moistens food making it easier to swallow and protects teeth from decay.
What happens if the stomach lining is damaged?
If the stomach lining is damaged by excess acid or bacteria, it can lead to ulcers which are painful sores. This reduces the stomach's ability to protect itself and digest food properly.