Which structure is primarily responsible for nutrient absorption in the digestive system?, Large intestine, Esophagus, Stomach, Small intestine, What enzyme in saliva begins the breakdown of starches?, Pepsin, Trypsin, Lipase, Amylase, Which organ produces bile to aid in fat digestion?, Gallbladder, Pancreas, Stomach, Liver, What is the primary role of the large intestine?, Fat emulsification, Protein digestion, Absorption of water and electrolytes, Enzyme secretion, Which muscular movement pushes food along the digestive tract?, Churning, Diffusion, Segmentation, Peristalsis, Which enzyme is secreted by the stomach to digest proteins?, Amylase, Maltase, Pepsin, Lipase, Where does most chemical digestion of food occur?, Large intestine, Mouth, Stomach, Small intestine, Which accessory organ secretes enzymes that break down carbohydrates, proteins, and fats?, Gallbladder, Liver, Pancreas, Appendix

Digestive system

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