Essential requirement in the diet, needed in small amounts. Often a part of a coenzyme
Vitamin
Fat-digesting enzyme secreted by the pancreas
Lipase
Lymphatic vessel in an intestinal villus; it aids in the absorption of fats
Lacteal
Muscular tube for moving swallowed food from the pharynx to the stomach
Esophagus
Organ attached to the liver that serves to store and concentrate bile
Gallbladder