Chemical v Physical Digestion

Front

What is the role of digestion?

Back

To break down food into smaller pieces.

Front

How does the small intestine engage in chemical digestion?

Back

By mixing food with enzymes.

Front

What process in the digestive system involves the physical breakdown of food into smaller pieces?

Back

Mechanical digestion.

Front

What are enzymes from saliva an example of?

Back

Chemical digestion.

Front

In the stomach, what is physical digestion and what is chemical digestion?

Back

Breaking down food is physical digestion; mixing it with digestive juices is chemical digestion.

Front

What is chemical digestion?

Back

The process of breaking down food into simpler substances using enzymes.

Front

What is mechanical digestion?

Back

The physical process of breaking food into smaller pieces without changing its chemical structure.

Front

What role do enzymes play in digestion?

Back

Enzymes speed up the chemical reactions that break down food.

Front

What is the difference between chemical and physical digestion?

Back

Chemical digestion involves breaking down food into smaller molecules, while physical digestion involves breaking food into smaller pieces.

Front

What is the function of saliva in digestion?

Back

Saliva contains enzymes that begin the chemical digestion of carbohydrates.