Digestive System Quiz

What is the primary function of the mouth in the digestive system?

• Starts mechanical and chemical digestion

• Stores undigested food

• Connects the mouth to the stomach

• Absorbs nutrients

What does the oesophagus do?

• Absorbs water

• Connects the mouth to the stomach

• Produces bile

• Stores faeces

Which organ releases bile into the intestines?

• Pancreas

• Liver

• Small intestine

• Large intestine

What is the main role of the stomach in digestion?

• Absorbs nutrients

• Mixes food with acid

• Stores bile

• Produces enzymes

Where are nutrients primarily absorbed into the blood?

• Stomach

• Rectum

• Large intestine

• Small intestine

What is the function of the large intestine?

• Emulsifies fats

• Absorbs water

• Produces saliva

• Digests proteins

What is stored in the rectum?

• Acid

• Enzymes

• Undigested food as faeces

• Bile

Through which part does faeces leave the body?

• Oesophagus

• Anus

• Mouth

• Pancreas

What is the role of bile in digestion?

• Stores nutrients

• Absorbs water

• Emulsifies fats

• Breaks down carbohydrates

What process moves food through the digestive system?

• Filtration

• Diffusion

• Osmosis

• Peristalsis