Mouth, stomach and small intestine

Digestive enzymes mnemonics

Enzymes that could digest you, boxed up until needed.

The two duodenal hormones

Secretin answers acid with bicarbonate; CCK answers fat with enzymes and bile

Protease specificity

Trypsin cuts after K and R; chymotrypsin after the aromatics W F Y ("wifey")

A mnemonic only sticks once you have used it. The quiz and the rebuild below both draw on these exact steps.