Digestive System

What happens to food in the large intestine?

• Water is absorbed and waste is formed.

• Food is digested and nutrients are absorbed.

• Food is stored for later use.

• Enzymes break down food into smaller molecules.

What organ helps to remove waste that your body doesn't use?

• Large intestine

• Kidney

• Liver

• Stomach

What is the difference between mechanical and chemical digestion?

• Mechanical digestion involves the use of enzymes to break down food into nutrients.

• Mechanical digestion is the process of chemically altering food at a molecular level.

• Mechanical digestion involves physical breaking down of food, while chemical digestion involves enzymes breaking down food into nutrients.

• Mechanical digestion occurs only in the stomach, while chemical digestion occurs in the mouth.

What is the main purpose of the digestive system?

• To provide energy for physical activity.

• To change food into a form that can be used by the cells.

• To filter toxins from the blood.

• To regulate body temperature.

Which body part starts the job of digestion?

• Teeth.

• Stomach.

• Esophagus.

• Intestines.

What are gastric juices?

• A type of beverage consumed during meals.

• A mixture of hydrochloric acid and digestive enzymes in the stomach that helps break down food.

• A type of food supplement for digestive health.

• A solution used for cleaning the stomach during surgeries.

Where does the digestive process begin?

• In the stomach.

• In the mouth.

• In the esophagus.

• In the small intestine.

What do mashed-up food particles mix with in the stomach?

• Gastric juices and stomach acid.

• Saliva and enzymes.

• Bile and pancreatic juice.

• Air and water.

What is the function of the small intestine?

• To absorb nutrients from digested food.

• To store bile produced by the liver.

• To break down carbohydrates into sugars.

• To filter waste from the blood.

What is the role of the stomach in digestion?

• To absorb nutrients from food.

• To mix food with gastric juices and break it down.

• To store food until it is ready to be digested.

• To produce bile for fat digestion.