ATI RN
Questions About The Digestive System Questions
Question 1 of 5
Match: Canines
Correct Answer: B
Rationale: Canines are pointed teeth designed for tearing food, especially meat.
Question 2 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 3 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 4 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.
Question 5 of 5
Large, insoluble molecules have to be digested before they can be
Correct Answer: A
Rationale: Large molecules must be broken down into smaller, soluble units before they can be absorbed across the intestinal lining.