Digestive System - Prof Dave

What is the function of the alimentary canal?

• To produce digestive enzymes

• To absorb nutrients

• To break down food into molecular fragments

• To distribute oxygen around the body

Which of the following is NOT an accessory digestive organ?

• Liver

• Gallbladder

• Pancreas

• Stomach

What is the first action in the sequence of digestive system?

• Ingestion

• Propulsion

• Mechanical breakdown

• Absorption

Which enzyme is responsible for digesting proteins in the stomach?

• Amylase

• Lipase

• Pepsin

• Trypsin

Where does most of the absorption of nutrients occur?

• Stomach

• Esophagus

• Small intestine

• Large intestine

Which organ produces bile?

• Liver

• Gallbladder

• Pancreas

• Stomach

What is the function of the large intestine?

• To break down food into molecular fragments

• To absorb nutrients

• To produce digestive enzymes

• To absorb water and compact food residues

What is the purpose of the mucosal barrier in the stomach?

• To secrete digestive enzymes

• To absorb digested food

• To protect the stomach from acidic conditions

• To regulate digestive system activity

Which section of the small intestine is responsible for the absorption of nutrients?

• Duodenum

• Jejunum

• Ileum

• Cecum

What is the last part of the digestive system where water absorption occurs?

• Stomach

• Esophagus

• Small intestine

• Large intestine