Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Salivary Gland Disorders ?
    ### Response:
    Your salivary glands make saliva - sometimes called spit - and empty it into your mouth through openings called ducts. Saliva makes your food moist, which helps you chew and swallow. It helps you digest your food. It also cleans your mouth and contains antibodies that can kill germs.
    