ATI LPN
Gastrointestinal System Quiz Questions Questions
Question 1 of 5
A gastric ulcer is most often localised on which part of the stomach?
Correct Answer: C
Rationale: Gastric ulcers commonly occur on the lesser curvature due to acid exposure, making C correct.
Question 2 of 5
For an organ embedded within the body wall, the tissue which forms the deepest layer (i.e., farthest from the inner core or lumen of the organ) is called the:
Correct Answer: D
Rationale: The adventitia, a connective tissue layer, anchors organs like the esophagus to surrounding structures.
Question 3 of 5
Lymphocytes proliferate in relatively permanent sites in connective tissue which contain germinal centers surrounded by dense concentrations of incoming and outgoing cells. These sites are called:
Correct Answer: D
Rationale: Lymph nodules are sites of lymphocyte proliferation within mucosa, distinct from lymph nodes.
Question 4 of 5
Permanent folds in the wall of the intestine, containing a core of submucosa, are called:
Correct Answer: B
Rationale: Plicae circulares are permanent folds in the small intestine with a submucosal core.
Question 5 of 5
Choose the best description of the fundic stomach.
Correct Answer: B
Rationale: The fundus has no villi, with glands (parietal, chief cells) and a uniform surface epithelium.