… in digestion is the production of bile and its secretion into the small intestine. - The liver has many different functions in the body, but the main function of the liver …, … of carbohydrates. - Saliva helps to moisten food and begins the digestion …, … the mouth, pharynx, and esophagus. - The body also uses saliva to lubricate food as it passes through …, … from ultraviolet radiation and sunburn. - Melanocytes produce the pigment melanin to protect the skin …, … the skin is thicker than in the rest of the body. - In the palmar surface of the hands and plantar surface of the feet, …,

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