Digestive System Processes and Functions

What is the primary purpose of digestion?

• To make food taste better.

• To break down large food particles into smaller, absorbable molecules.

• To store food for later use.

• To remove waste from the body.

What is the first stage of the digestive system?

• Swallowing

• Absorption

• Chewing

• Digestion in the stomach

What helps break down food particles in the mouth, making them easier to swallow?

• Stomach acids

• Bile

• Saliva

• Pancreatic juices

What is the process called when the tongue pushes food particles down your throat?

• Chewing

• Digestion

• Absorption

• Swallowing

What is another name for the esophagus?

• Windpipe

• Food pipe

• Stomach tube

• Intestine

Approximately how long do food particles stay in the stomach?

• 1 hour

• 2 hours

• 4 hours

• 8 hours

What does the stomach release to further break down food particles?

• Water and sugar

• Acids and enzymes

• Saliva and bile

• Blood and nutrients

Which enzyme in the stomach helps break down proteins?

• Amylase

• Lipase

• Pepsin

• Trypsin

What is the role of the stomach in relation to bacteria in food?

• It helps bacteria grow.

• It kills a lot of bacteria.

• It stores bacteria.

• It has no effect on bacteria.

After the stomach, where do the food particles go next for further digestion?

• Large intestine

• Esophagus

• Small intestine

• Liver