ATI RN
Questions About The Digestive System Questions
Question 1 of 5
Disaccharides are digested by
Correct Answer: B
Rationale: Disaccharidases, such as sucrase, lactase, and maltase, digest disaccharides into monosaccharides for absorption.
Question 2 of 5
Which part of our body secrets pepsin?
Correct Answer: D
Rationale: Gastric chief cells present in our stomach secrete pepsin. It is responsible for the digestion of proteins. The stomach is responsible for the digestion of food. It secretes HCl (Hydrochloric acid) to aid digestion.
Question 3 of 5
After digestion, Protein is converted into ?
Correct Answer: D
Rationale: Proteins are broken down into amino acids during digestion, primarily by enzymes like pepsin in the stomach and trypsin in the small intestine, for absorption and use by the body.
Question 4 of 5
Each part of the alimentary canal has the optimum pH for the enzymes that digest food there. What is the optimum pH for an enzyme that works in the stomach?
Correct Answer: A
Rationale: The stomach's acidic environment (around pH 2) is optimal for the function of pepsin, which breaks down proteins.
Question 5 of 5
Which process is stimulated by adrenaline in the cells of the liver?
Correct Answer: A
Rationale: Adrenaline stimulates glycogenolysis in the liver, breaking down glycogen into glucose to increase blood glucose levels.