Question

Identify and write the role of the organs and glands involved in the process of digestion in humans. [5 marks]

Answer 1

The role of the organs and glands involved in digestion in humans are: (1 x 5 = marks)

• Salivary glands: It secretes saliva which helps to breakdown starch present in food into simple sugars.
• Stomach: It secretes digestive juices which helps to breakdown proteins into amino acids.
• Liver: It secretes bile juice which helps to emulsify large droplets of fats into smaller droplets.
• Pancreas: It secretes pacreatic juices which breakdowns carbohydrates, fats and proteins.
• Small intestine: It secretes intestinal juice which further breakdowns the remaining carbohydrates, fats and proteins before the undigested food moves into the large intestine.