Understanding the Digestive System

What is the digestive system made up of?

• The brain and spinal cord

• The heart and lungs

• Only the stomach and intestines

• The GI tract, liver, pancreas, and gallbladder

Why is digestion important?

• It provides nutrients for energy, growth, and cell repair

• It helps in breathing

• It helps in blood circulation

• It controls body temperature

Which organ is responsible for absorbing water and forming stool?

• Large intestine

• Small intestine

• Stomach

• Esophagus

What is the role of bile in digestion?

• Helps digest fats

• Breaks down proteins

• Absorbs water

• Produces saliva

What process moves food through the GI tract?

• Peristalsis

• Diffusion

• Filtration

• Osmosis

Which part of the digestive system starts the breakdown of starches?

• Stomach

• Large intestine

• Esophagus

• Mouth

What does the pancreas produce to aid digestion?

• Gastric acid

• Pancreatic juice

• Saliva

• Bile

Which organ stores bile?

• Liver

• Gallbladder

• Pancreas

• Small intestine

What is the function of the small intestine?

• Stores bile

• Absorbs water and forms stool

• Absorbs nutrients and water

• Produces digestive enzymes

What is the role of the enteric nervous system?

• Controls digestive functions

• Regulates blood pressure

• Controls heart rate

• Regulates body temperature