Digestive System Quiz

Which of the following is not part of the gastrointestinal tract but helps with the process of digestion?

• Liver

• Esophagus

• Stomach

• Small intestine

What is the role of saliva in the digestive system?

• It breaks down fats.

• It absorbs water.

• It breaks down starches using salivary amylase.

• It grinds up food.

Which of the following is a function of the large intestine?

• It churns to break down food.

• It breaks down proteins in our food.

• It absorbs water.

• It creates digestive enzymes.

What is the pathway that food follows from ingestion to defecation known as?

• The alimentary canal

• The excretory canal

• The chemical digestion pathway

• The nutrient absorption pathway

Which digestive organ is also known as the colon?

• Stomach

• Small intestine

• Large intestine

• Esophagus

Which digestive organ begins the chemical digestion of food in the mouth because the fluid it creates contains enzymes that break down sugars?

• Liver

• Pancreas

• Salivary glands

• Gallbladder

Which digestive organ creates gastric fluid?

• Small intestine

• Stomach

• Liver

• Pancreas

Which digestive organ is full of helpful bacteria that break down proteins and full of helpful bacteria that break down proteins and make vitamins?

• Small intestine

• Stomach

• Large intestine

• Liver

Which digestive organ is the site of 90% of nutrient absorption?

• Stomach

• Small intestine

• Large intestine

• Liver

Which digestive organ makes bile?

• Stomach

• Small intestine

• Large intestine

• Liver