How your digestive system works - Emma Bryce
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And of course, don’t forget your mouth--the gaping hole through which all food enters in the first place! The mouth is a fascinating organ in and of itself, not least because its internal salivary glands produce so much saliva on a daily basis, which moistens the food and acts as a vehicle for the enzymes that break it down.
Here you can read about all of the enzymes--and their different roles--in the whole digestive process. You may also be interested in learning more about the fascinating green liquid known as bile--and what it means when you vomit it up when you’re ill.
The digestive system’s main role is to provide your body with nutrients in an absorbable form: here’s how it does that and here's another source that explains the small intestine’s starring role in that process. You might want to go a step further and understand how the body uses the nutrients given to it through digestion, and what kinds of foods provide the different types of nutrients.
If you’re in the mood to watch more videos, consider this one about how the food you eat affects your brain, or this one about how your body makes the distinct calculation that tells you when you’re full.
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