Structures and Function of the Digestive System

Front

What connects the mouth to the stomach?

Back

Esophagus

Front

What is the function of the teeth and tongue?

Back

Mechanical digestion

Front

What is the main purpose of the digestive system?

Back

To provide you with nutrients and energy

Front

What type of digestion occurs when enzymes in saliva break down food?

Back

Chemical digestion

Front

Which organ churns food and uses acid and enzymes to break it down?

Back

Stomach

Front

What is the role of the epiglottis in the digestive system?

Back

To prevent food from entering the windpipe during swallowing.

Front

What is the primary function of the stomach in digestion?

Back

To mix food with gastric juices and break it down into a semi-liquid form.

Front

What is the difference between mechanical and chemical digestion?

Back

Mechanical digestion involves physical breakdown of food, while chemical digestion involves enzymatic breakdown.

Front

What is the role of saliva in the digestive process?

Back

To moisten food and begin the chemical digestion of carbohydrates.

Front

What is the function of the small intestine in digestion?

Back

To absorb nutrients from digested food into the bloodstream.