ATI LPN
Gastrointestinal System Questions and Answers Questions
Question 1 of 5
Which of the following is a result of the low pH of the stomach?
Correct Answer: D
Rationale: Low stomach pH converts pepsinogen to active pepsin for protein digestion, making D correct.
Question 2 of 5
Which characteristics of the digestive system increase its surface area?
Correct Answer: B
Rationale: Villi, folds, and length increase digestive surface area, making B correct.
Question 3 of 5
Which of the following is a reactant in the chemical digestion of food?
Correct Answer: A
Rationale: Water is a reactant in hydrolysis reactions during digestion, making A correct.
Question 4 of 5
Where is maltose produced as a result of a digestive reaction?
Correct Answer: C
Rationale: Maltose is produced in the mouth by salivary amylase, making C correct.
Question 5 of 5
Which structures secrete chemicals utilized for the completion of digestion within the small intestine?
Correct Answer: A
Rationale: The liver (bile) and pancreas (enzymes) secrete substances essential for digestion in the small intestine, making A the correct answer.