Human Digestive System

What is the function of the digestive system?

• to break down and absorb nutrients
• to support and protect our bodies
• to produce vitamin D
• to help us move

Where is the digestion of food completed?

• liver

• large intestine

• stomach

• small intestine

Why is the oesophagus muscular?

• To break the food into even smaller pieces

• To produce enzymes to digest food

• To push food from the mouth into the stomach

• To move the food back and forth in two directions

Where does carbohydrate digestion begins?

• liver

• mouth

• oesophagus

• stomach

Where does protein digestion begin in a real-world scenario?

• large intestine

• mouth

• small intestine

• stomach

Which of the following kills bacteria in the human alimentary canal?

• gastric juice

• mucus

• pancreatic juice

• saliva

Which of the following is not a final product of digestion?

• Maltose

• fatty acids and glycerol

• amino acids

• glucose

Which organ stores bile?

• stomach

• gallbladder

• pancreas

• liver

A part of digestive system that secretes bile for emulsifying fats

• Liver

• Lungs

• Gall Bladder

• Pancreas

Which type of digestion produces physical change to the food by breaking food into smaller pieces?

• chemical
• peristalsis
• mechanical
• saliva