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Lernen beginnen

Frage		Antworten
What happens in the mouth? Lernen beginnen		Food is chewed and mixed with saliva. Amylase begins starch digestion.
What does amylase do? Lernen beginnen		Amylase breaks down starch into sugars.
What is the peristalsis? Lernen beginnen		Wave-like muscle contractions that move food through the digestive system.
What happens in the stomach? Lernen beginnen		The stomach churns food and uses hydrochloric acid and protease enzymes to digest proteins.
Why is hydrochloric acid important? Lernen beginnen		It kills bacteria and provides the optimum acidic pH for stomach enzymes.
What do protease do? Lernen beginnen		Proteases break proteins into amino acids
What does the liver do? Lernen beginnen		The liver produces bile.
What is bile? Lernen beginnen		An alkaline substance that neutralises stomach acid and emulsifies fats.
What does emulsify mean? Lernen beginnen		Breaking large fat droplets into smaller droplets to increase surface area.
Why is bile important? Lernen beginnen		It creates alkaline conditions for lipase and increases the rate of fat digestion.
What does the lipase do? Lernen beginnen		Lipase breaks lipids into fatty acids and glycerol.
What does the pancreas do? Lernen beginnen		The pancreas produces amylase, protease, and lipase enzymes.

Biology - Organs in the digestive system