Mouth, Pharynx + Oesophagus

Question 1

What occurs at the mouth?

Answer 1

• Mechanical digestion.
• Chemical digestion.

Question 2

Describe the mechanical digestion that occurs in the mouth.

Answer 2

• Food is chewed + mixed.
• Prepares for swallowing.

Question 3

Describe the chemical digestion that occurs in the mouth.

Answer 3

• Amylase will break down carbohydrates.
• Lingual lipase initiates lipid breakdown.

Question 4

What is the pharynx?

Answer 4

• A passageway for food.
• Pushes food from the mouth to the oesophagus.
• Lubricates food.

Question 5

What is the oesophagus?

Answer 5

• Lubricates food.
• Regulates the passage of food from the pharynx to the oesophagus + oesophagus to the stomach.