nutrition and feeding: more terminology

Define nutrition:

providing or obtaining the food necessary for health and growth

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Define digestion:

The process of breaking down larger molecules of food into smaller molecules and absorbing them into the bloodstream for the body cells to use

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Give 2 examples of mechanical digestion:

Mastication (chewing food) and muscular action (stomach walls)

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Give 2 examples of chemical digestion

Gastric juices secreted by the stomach walls (HCL) and enzymes produced by the stomach (pepsin)

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Define metabolism:

The breaking down of food molecules into energy that can be absorbed and used by the body

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Define catabolism:

The breaking down of complex molecules into simpler ones

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Define anabolism

The synthesis of smaller molecules into larger molecules

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Define GIT

Gastro-intestinal Tract

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Other cards in this set

Define digestion:

The process of breaking down larger molecules of food into smaller molecules and absorbing them into the bloodstream for the body cells to use

Give 2 examples of mechanical digestion:

Give 2 examples of chemical digestion

Define metabolism:

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