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Food & Nutrition for You
Suzanne Weixel and Faithe Wempen
Chapter 4
The Physiology of Food
How Food Is Converted to Energy
That “mouth-watering” sensation is part of the food-processing process.
Food & Nutrition for You
Suzanne Weixel and Faithe Wempen
2
© 2010 Pearson Higher Education,
Upper Saddle River, NJ 07458. • All Rights Reserved.
How Food Is Converted to Energy
The more you eat at one sitting, the longer it takes the stomach to empty.
Food & Nutrition for You
Suzanne Weixel and Faithe Wempen
3
© 2010 Pearson Higher Education,
Upper Saddle River, NJ 07458. • All Rights Reserved.
How Food Is Converted to Energy
When you eat carbohydrates, the liver converts some of the glucose to glycogen.
Food & Nutrition for You
Suzanne Weixel and Faithe Wempen
4
© 2010 Pearson Higher Education,
Upper Saddle River, NJ 07458. • All Rights Reserved.
Common Physiological Problems Related to Digestion
A diet rich in simple carbohydrates can lead to tooth decay.
Food & Nutrition for You
Suzanne Weixel and Faithe Wempen
5
© 2010 Pearson Higher Education,
Upper Saddle River, NJ 07458. • All Rights Reserved.
Common Physiological Problems Related to Digestion
A moderate diet low in fat can help to control heartburn.
Food & Nutrition for You
Suzanne Weixel and Faithe Wempen
6
© 2010 Pearson Higher Education,
Upper Saddle River, NJ 07458. • All Rights Reserved.
Common Physiological Problems Related to Digestion
Bran muffins provide helpful fiber.
Food & Nutrition for You
Suzanne Weixel and Faithe Wempen
7
© 2010 Pearson Higher Education,
Upper Saddle River, NJ 07458. • All Rights Reserved.
Common Physiological Problems Related to Digestion
Proper hand-washing can help to prevent food poisoning.
Food & Nutrition for You
Suzanne Weixel and Faithe Wempen
8
© 2010 Pearson Higher Education,
Upper Saddle River, NJ 07458. • All Rights Reserved.