An introduction to the amazing functions of the human body's digestive system. An introduction to the amazing functions of the human body's digestive system. Our continued survival as individuals and ...

Each organ in your body’s 11 organ systems work so you can perform activities like breathing, digestion, and movement. Different organs can work together to perform a common function, like how the ...

Your personal food-processing plant is like a symphony orchestra: When all the parts perform well, the result is beautiful music that simply flows. Should one or two musicians space out or be unable ...