ATI LPN
ATI LPN Test Bank
NCLEX Questions on Gastrointestinal System Questions
Question 1 of 5
Which of these ingredients in saliva is responsible for activating salivary amylase?
Correct Answer: C
Rationale: Chloride ions activate salivary amylase.
Question 2 of 5
Which sphincter is associated with the stomach
Correct Answer: B
Rationale: The pyloric sphincter regulates gastric emptying.
Question 3 of 5
Waves of muscular contractions that propel the contents of the digestive tract from one point to another is/are
Correct Answer: D
Rationale: Peristalsis propels food along the GI tract.
Question 4 of 5
The esophagus
Correct Answer: A
Rationale: The esophagus is a muscular tube; other options are incorrect.
Question 5 of 5
The middle portion of the small intestine is the
Correct Answer: B
Rationale: The jejunum is the middle section.