NEW - DIGESTION

Question 1

What is mechanical digestion?

Answer 1

Mechanical digestion is the physical breakdown of food into smaller pieces through chewing, grinding, and churning.

Question 2

Where does mechanical digestion begin?

Answer 2

Mechanical digestion begins in the mouth through the process of chewing, where teeth break down food into smaller fragments.

Question 3

What role does the stomach play in mechanical digestion?

Answer 3

The stomach further contributes to mechanical digestion by contracting and mixing the food with digestive juices, resulting in the breakdown of large food particles into a semi-liquid mixture called chyme.

Question 4

Name one (1) digestive enzyme and analyse its function in the digestion process.

Answer 4

Pepsin - An enzyme that breaks down proteins into smaller peptides