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Match each of the following terms to its definition:

Pepsin Protein Mechanicaldigestion

Pancreas

Mineral Nutrients Mucus Peristalsis

1. __________ - the physical biting and chewing of food to break it downinto smaller pieces

2. __________ - a solid, inorganic material with a crystal structure that isformed by natural processes; nutrients that are absorbed by plants fromthe soil and cannot be made by living organisms

3. __________ - substance that traps dirt and germs in your nasalpassages so the dirt and germs do not go any further into the body; aslippery substance that your body produces

4. __________ - the raw materials that are provided by food for all of theessential processes of the body

5. __________ - the organ behind the stomach that releases digestiveenzymes into the intestines for chemical digestion of foods; also releaseshormones into the bloodstream to help regulate carbohydrate levels

6. __________ - an enzyme that breaks down proteins into amino acids

7. __________ - wavelike smooth muscle contractions that force food tomove through the digestive system

8. __________ - large organic molecules that are made of carbon,oxygen, hydrogen, nitrogen, and sometimes sulfur; proteins and lipids arethe key components of cell membranes

The Digestive and nutrition

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ANSWER KEY

© Copyright NewPath Learning. All Rights Reserved. Permission is granted for the purchaser to print copies fornon-commercial educational purposes only. Visit us at www.NewPathWorksheets.com

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Match each of the following terms to its definition:

Pepsin Protein Mechanicaldigestion

Pancreas

Mineral Nutrients Mucus Peristalsis

1. Mechanical digestion - the physical biting and chewing of food tobreak it down into smaller pieces

2. Mineral - a solid, inorganic material with a crystal structure that isformed by natural processes; nutrients that are absorbed by plants fromthe soil and cannot be made by living organisms

3. Mucus - substance that traps dirt and germs in your nasal passages sothe dirt and germs do not go any further into the body; a slipperysubstance that your body produces

4. Nutrients - the raw materials that are provided by food for all of theessential processes of the body

5. Pancreas - the organ behind the stomach that releases digestiveenzymes into the intestines for chemical digestion of foods; also releaseshormones into the bloodstream to help regulate carbohydrate levels

6. Pepsin - an enzyme that breaks down proteins into amino acids

7. Peristalsis - wavelike smooth muscle contractions that force food tomove through the digestive system

8. Protein - large organic molecules that are made of carbon, oxygen,hydrogen, nitrogen, and sometimes sulfur; proteins and lipids are the keycomponents of cell membranes

The Digestive and nutrition

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