Digestive System Quiz

What is the function of the mouth in the digestive system?

• To store food before it is swallowed.

• To produce enzymes that aid in digestion.

• To absorb nutrients from the food.

• To break down food into smaller pieces through chewing and mixing it with saliva.

Which organ produces saliva?

• Stomach

• Pancreas

• Liver

• Salivary glands

What is the function of saliva in the digestive system?

• Protection of teeth from decay

• Moistening and initial breakdown of food

• Transportation of nutrients

• Production of stomach acid

What is the function of the stomach in the digestive system?

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

• To absorb nutrients from the food.

• To store food before it enters the small intestine.

• To produce digestive enzymes.

Which organ produces gastric juices?

• Stomach

• Pancreas

• Liver

• Lungs

What is the function of gastric juices in the digestive system?

• They provide nutrients to the body.

• They regulate the body's temperature.

• They help transport food through the digestive system.

• They help break down food and aid in digestion.

What is the function of the small intestine in the digestive system?

• Secretion of digestive enzymes

• Absorption of nutrients

• Elimination of waste products

• Production of bile

Which organ is responsible for absorbing water in the digestive system?

• Large intestine

• Small intestine

• Liver

• Stomach

What is the function of the large intestine in the digestive system?

• Absorbing water and electrolytes, forming and storing feces, and eliminating waste

• Digesting food and breaking it down into nutrients

• Producing bile to aid in the digestion of fats

• Storing and releasing enzymes for digestion

Which subtopic of the digestive system is responsible for absorption?

• Small intestine

• Esophagus

• Stomach

• Large intestine