Carbohydrates - Carbohydrate digestion and absorption

4 important questions on Carbohydrates - Carbohydrate digestion and absorption

What happens to carbohydrates when they go trough the mouth, stomach duodenum and jenum?

Mouth: salive contains amuse that can break down starch a bit.

Stomach: High pH inactivates amylose and no digestion takes place

Duodenum: Digestion starts again since pancreatic juices with contain pancreatic amylose is added.

Jenum: Starch is broken down to maltose

How are monosaccharides absorbed?

They go trough the enterocytes to the portal vain to the liver

What happens with monosaccharides in the liver?

Decides what happens with monosacarides, only glucose goes back to the bloodstream. Fructose and lactose are process completely
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What happends to the fibers?

Fermented in the colon.
Short chain fatty acids are a product. They are local absorbed by the call but also travel to the liver.

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