Digestive System Student Worksheet 445i4

3.4 The Digestive System Prescribed Learning Outcomes B3c identify the main components of the human organ systems (e.g. resp., circ., digestive and excretory systems) B3d describe how organ systems work together to obtain and transport nutrients, remove wastes & exchange gases

1. What is the purpose of the digestive system?

2. Define enzymes:

3. Summarize how human digestion occurs in the mouth, stomach and small intestine. Organ Digestion Mouth Stomach Small Intestine 4. What organs are part of the digestive system, but are not directly involved with the movement of food? State the purpose of these organs. Organ Purpose Liver Pancreas Gall bladder

5. What is the purpose of the large intestine?

6. Complete the concept map of how digestion works in your body; the path food takes from your mouth to your anus. Include the correct order of the system, the processes and the components that are involved. It has been started for you. Draw pictures if you like! Food enters mouth Saliva moistens food & digests starch Teeth chew it up