ATI LPN
NCLEX Questions on Gastrointestinal System Questions
Question 1 of 5
The connective tissue layer of a mucous membrane is named:
Correct Answer: D
Rationale: The lamina propria is the connective tissue layer directly beneath the epithelium in a mucous membrane, distinct from the submucosa which lies deeper.
Question 2 of 5
Tonsils occur in each of the following sites EXCEPT:
Correct Answer: D
Rationale: Tonsils are found in the palate (palatine), pharynx (pharyngeal), and tongue (lingual), but not the esophagus.
Question 3 of 5
Tubular invaginations (crypts, pits or glands) occurring within the mucosa (embedded in lamina propria), are not characteristic of the:
Correct Answer: A
Rationale: The esophagus lacks mucosal glands or crypts; they begin in the stomach and intestines.
Question 4 of 5
Choose the best description of the esophagus.
Correct Answer: A
Rationale: The esophagus has nonkeratinized epithelium for protection, with mucous glands in the submucosa.
Question 5 of 5
Choose the best description of the appendix.
Correct Answer: D
Rationale: The appendix has crypts, goblet cells, and extensive lymphoid tissue.