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BIO – 265 Anatomy & Physiology

Explore the fundamentals of nutrition, energy supply, and metabolic processes. Learn about essential nutrients, food groups, energy measurement, dieting tips, and metabolism overview.

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BIO – 265 Anatomy & Physiology

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  1. BIO – 265 Anatomy & Physiology Chapter 24 – Nutrition and Metabolism

  2. Nutrition • Nutrients are chemicals that are used to: • Provide energy • Provide building blocks • Function in chemical reactions

  3. Nutrition • Nutrients can be divided into 6 major groups: • Carbohydrates • Proteins • Lipids • Vitamins • Minerals • Water • Essential nutrients must be ingested

  4. Nutrition • The Food Guide Pyramid is designed to supply: • Energy • Fiber • Vitamins and Minerals • Figure 24.1

  5. Nutrition • Energy in food is measured in kilocalories (Cal) • 1 gram of protein or carbohydrate gives 4 Cal • 1 gram of fat gives 9 Cal

  6. Nutrition • Vitamins and Minerals • Class activity

  7. Dieting • What is a healthy diet? • According to Brother Wray, every diet (to lose weight) should include: • a reduction in Calorie intake • an increase in Calorie use (exercise) • Food types should be considered • 100 Calories of Carbs leads to 77 Cal fat • 100 Calories of fat leads to 97 Cal fat

  8. Dieting • Fad Diets – text p. 981 • Diet Assignment • Research 3 different diets online and tell me: • What the diet details are. • Whether you think it is a logical diet. • Whether you think it’s safe. • Due on Monday in class!

  9. Metabolism • What is metabolism? • It consists of anabolism and catabolism • Body overview

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