ATI LPN
Gastrointestinal System NCLEX Questions Questions
Question 1 of 5
What complication of peptic ulcer disease is characterised by sudden, intense abdominal pain and requires immediate surgery?
Correct Answer: C
Rationale: Perforation causes sudden, severe pain and requires urgent surgery due to leakage into the peritoneum, making C correct.
Question 2 of 5
The myenteric (Auerbach's) plexus does not contain:
Correct Answer: C
Rationale: The myenteric plexus contains nerve cell bodies of parasympathetic ganglia, not sympathetic ganglia, which are outside the GI wall.
Question 3 of 5
The crypts of pharyngeal tonsils are lined by:
Correct Answer: D
Rationale: Pharyngeal tonsils (adenoids) have ciliated pseudostratified epithelium, reflecting their respiratory proximity.
Question 4 of 5
Submucosal glands also occur in the:
Correct Answer: A
Rationale: Duodenal (Brunner's) glands are submucosal, secreting alkaline mucus.
Question 5 of 5
Which of the following epithelial types is most closely associated with active absorption at a mucosal surface, as in small intestine and colon?
Correct Answer: C
Rationale: Simple columnar epithelium in the intestines supports absorption with microvilli.