Main sources of energy; starches and sugars

Nutrients that repair and replace body cells

Makes up proteins

Inorganic nutrients that you need to grow and develop properly.

Physical breakdown of food, as in chewing

Breakdown of food by enzymes and acids so that it can be absorbed

Enzyme-containing fluid in the mouth- breaks down starches

Muscular contractions that move food

Finger-like projects in the small intestine

How are hunger and appetite different?

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