I keep getting “Digestive enzymes” questions wrong in Digestion & Absorption. What's the trap?
thinking pepsin works in the mouth.
The usual trap: thinking pepsin works in the mouth. How to avoid it: pepsin needs the stomach's acid; salivary amylase works in the mouth. Go back to the definition — amylase breaks starch, pepsin and trypsin break proteins, and lipase breaks fats — each in its own region.
Key point
Digestive enzymes
Common mistake
thinking pepsin works in the mouth.
Memory tip
pepsin needs the stomach's acid; salivary amylase works in the mouth.
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