Objective: To learn about the functions of the tongue in the digestive system and to discuss the role of the salivary glands in the human body Learning outcomes - students will be able to: 1. Discuss the tongue and the taste buds present on it. 2. Explain the functions of the tongue in the digestive system 3. State the role of the salivary glands in the human body 4. Describe the functions of the saliva in the human body