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A description of the structure of each organ in the digestive system including mechanical and chemical digestion in each organ and how digested molecules are absorbed. A description of the histology of the stomach, duodenum, and ileum, and the main functions of the liver related to digestion.

An explanation of the seven requirements of a balanced diet in human and their main roles. Avoid ideas of constituent food groups found in places such as the “Eat Well Plate” A description of the effect of dietary imbalance, including deficiency diseases and their symptoms.

A description of current diet recommendations that are believed to promote good health and reduce the incidence of lifestyle-related diseases. you can include diagrams.