Digestion Types and Processes

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Questions and Answers

What is one of the primary functions of mechanical digestion?

  • Breaking down food into smaller pieces (correct)
  • Secreting enzymes for nutrient absorption
  • Transforming carbohydrates into glucose
  • Increasing the pH of stomach acid

Which type of digestion primarily involves enzymatic reactions?

  • Chemical digestion (correct)
  • Hydraulic digestion
  • Mechanical digestion
  • Abdominal digestion

Which of the following is NOT a mechanical digestion process?

  • Tearing
  • Chewing
  • Mixing
  • Dissolving (correct)

What is the primary role of enzymes in chemical digestion?

<p>To catalyze reactions breaking down macromolecules (A)</p> Signup and view all the answers

Which of the following macromolecules undergoes chemical digestion?

<p>Lipids (C)</p> Signup and view all the answers

Flashcards

Mechanical Digestion

Breakdown of food into smaller pieces using physical methods.

Chemical Digestion

Breaking down food molecules using enzymes for better absorption.

Carbohydrate Digesting Enzymes

Enzymes that break down carbohydrates into sugars.

Protein Digesting Enzymes

Enzymes that break down proteins into amino acids.

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Lipid Digesting Enzymes

Enzymes that break down fats into fatty acids and glycerol.

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Study Notes

Digestion Types

  • Mechanical (physical) digestion includes:
    • Chewing
    • Tearing
    • Grinding
    • Mashing
    • Mixing

Chemical Digestion

  • Enzymatic reactions improve the digestion of:
    • Carbohydrates
    • Proteins
    • Lipids

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