In at least 500 words: Explain how the anatomical structures of the digestive system are well suited to perform the functions that they do. Include a discussion of the role of the accessory organ

In at least 500 words:

Explain how the anatomical structures of the digestive system are well suited to perform the functions that they do. Include a discussion of the role of the accessory organs in digestion, the chemical reactions that constitute the breakdown of complex molecules into simple molecules, and how the digestion and absorption of protein or carbohydrate or lipid occurs.