What you’ll learn7 learning objectivesChoose one objective for a focused lesson, or study the complete topic.7.3.1Physical digestion as the breakdown• Describe physical digestion as the breakdown of food into smaller pieces without chemical change to the food moleculesSyllabus objective7.3.2Physical digestion increases• State that physical digestion increases the surface area of food for the action of enzymes in chemical digestionSyllabus objective7.3.3Types of human teeth• Identify in diagrams and images the types of human teeth: incisors, canines, premolars and molarsSyllabus objective7.3.4Structure 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 gumsSyllabus objective7.3.5Functions of the types of human teeth• Describe the functions of the types of human teeth in physical digestion of foodSyllabus objective7.3.6Function of the stomach in physical• Describe the function of the stomach in physical digestionSyllabus objective7.3.7Bile and fat emulsification• Outline the role of bile in emulsifying fats and oils to increase the surface area for chemical digestionSyllabus objective