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7.3 Physical digestion

Syllabus
0610–2026–2027
Topic
7.3
Level
—

7.3.1—Physical digestion as the breakdown

  • Describe physical digestion as the breakdown of food into smaller pieces without chemical change to the food molecules

7.3.2—Physical digestion increases

  • State that physical digestion increases the surface area of food for the action of enzymes in chemical digestion

7.3.3—Types of human teeth

  • Identify in diagrams and images the types of human teeth: incisors, canines, premolars and molars

7.3.4—Structure of human teeth

  • Describe the structure of human teeth, limited to: enamel, dentine, pulp, nerves, blood vessels and cement, and understand that teeth are embedded in bone and the gums

7.3.5—Functions of the types of human teeth

  • Describe the functions of the types of human teeth in physical digestion of food

7.3.6—Function of the stomach in physical

  • Describe the function of the stomach in physical digestion

7.3.7—Bile and fat emulsification

  • Outline the role of bile in emulsifying fats and oils to increase the surface area for chemical digestion

Objective notes

7 learning objectives
ConceptIGCSE Biology