Digestive System Quiz

What is the major function of the large intestine?

• Absorption of nutrients

• Production of digestive enzymes

• Reabsorption of water

• Breakdown of lipids

Which organ produces bile to help breakdown lipids?

• Liver

• Gallbladder

• Pancreas

• Stomach

What is the first step of digestion in the human digestive system?

• Absorption

• Elimination

• Ingestion

• Digestion

What is the purpose of peristalsis in the esophagus?

• To break down proteins

• To absorb nutrients

• To move food down to the stomach

• To neutralize acid chyme

Which biomolecule is broken down by salivary amylase in the mouth?

• Carbohydrates

• Lipids

• Proteins

• Nucleic acids

What is the purpose of the epiglottis?

• To produce gastric juice

• To absorb nutrients

• To block the windpipe when swallowing

• To break down carbohydrates

What is the resulting substance of the churning of the stomach?

• Bolus

• Chyme

• Gastric juice

• Saliva

Which organ is considered an accessory organ in the digestive system?

• Stomach

• Small intestine

• Liver

• Esophagus

What is the function of the pancreas in the digestive system?

• To store bile

• To produce digestive enzymes

• To reabsorb water

• To break down lipids

What is the purpose of villi in the small intestine?

• To absorb nutrients

• To produce gastric juice

• To break down proteins

• To neutralize acid chyme