Inside Us - A Journey Through Body Organs

The video tutorial explains the roles and functions of major body organs. It begins with an introduction to how organs work together to help the body function. The skin is highlighted as the largest organ, providing protection. The brain is described as the control center, managing other organs and aiding in thought and memory. The heart's role in blood circulation is discussed, followed by the lungs' function in breathing and oxygen exchange. Finally, the stomach's role in digestion and nutrient absorption is explained.

Explain how the lungs contribute to our survival.

What happens to food in the stomach after we eat?