Question

explain me alimentary canal in human beings teeth

Answer 1

teeth work in alimentary canal they help in cut the food in small pieces

Answer 2

help to cut the food into small pices Oral CavityThe upper portion of alimentary canal is mouth. It is bounded by lips and contains cheeks, gums, teeth, tongue and muscles. The teeth in the mouth chew and masticate the food. It increases the surface area of the food so that various enzymes can act on it more effectively.Tongue it is a muscular sensory organ, with taste buds on it. It helps in tasting thefood and also helps in the movement in the cavity. In adult man 32 teeth are foundwhich perform different functions. Formation of teeth takes place twice in man. The first set, called the milk teeth, starts appearing at the age of 6 months. This continues up to 2-3 years. Cutting, biting and chewing of food are the main functions of teeth.The oral cavity passes into a pharynx. The masticated and partially digested food then goes down into the stomach through a tube called oesophagus.