The Human Digestive System

Where does most of the absorption of nutrients occur in the digestive system?
Stomach
Small intestine
Large intestine
Oesophagus
How does the liver contribute to digestion?
Produces bile
Produces enzymes
Absorbs nutrients
Stores waste
What is the role of the pancreas in the digestive system?
Produce insulin
Produce bile
Produce digestive enzymes
Stores nutrients
Where does digestion begin?
Stomach
Small intestine
Mouth
Oesophagus
Which of the following is NOT a main digestive organs?
Mouth
Large intestine
Oesophagus
Liver
Match the digestive organ with its function
Oesophagus
Absorbs water and minerals.
Small intestine
Carries food from the mouth to the stomach.
Mouth
Secretes bile.
Liver
Absorbs nutrients into the bloodstream.
Stomach
Chew and moistens food with saliva.
Pancreas
Churns and mixes food into a liquidy mixture.
Large intestine
Produces digestive enzymes.
The stomach is where most of the absorption of nutrients occurs in the digestive system.
True
False
The large intestine is responsible for absorbing water and forming faeces.
True
False
Peristalsis is the process of breaking down food into smaller molecules in the stomach.
True
False
The main function of the small intestine is to absorb nutrients into the bloodstream.
True
False
The oesophagus is a muscular tube that connects the mouth to the stomach and helps move food down to the stomach using peristalsis.
True
False
The process of digestion involves only chemical breakdown of food.
True
False
The final stage of digestion is the absorption of nutrients into the bloodstream.
True
False
The mouth is where digestion begins.
True
False
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