ATI LPN
NCLEX Questions on Gastrointestinal System Questions
Question 1 of 5
The digestion of food and subsequent absorption into the bloodstream is important because
Correct Answer: C
Rationale: Digested food provides nutrients for metabolic processes, making C the correct answer.
Question 2 of 5
The excretory system is responsible for moving toxic wastes, dissolved molecules, and excess heat. You would conclude that the excretory system contributes to
Correct Answer: B
Rationale: Excretion maintains homeostasis (dynamic equilibrium), making B the correct answer.
Question 3 of 5
The presence of large numbers of mitochondria in the tubule cells of nephrons suggests that the transport of materials into and out of tubule cells requires
Correct Answer: C
Rationale: Mitochondria provide energy for active transport in tubules, making C the correct answer.
Question 4 of 5
A patient with chronic peptic ulcer disease underwent a gastric resection 1 month ago and is reporting nausea, bloating, and diarrhea 30 minutes after eating. What condition is this patient most likely experiencing?
Correct Answer: C
Rationale: Dumping syndrome occurs post-gastric surgery when food moves too quickly into the intestine, causing nausea, bloating, and diarrhea, making C correct.
Question 5 of 5
A patient with a duodenal ulcer typically experiences pain that is:
Correct Answer: B
Rationale: Duodenal ulcer pain is typically relieved by food due to buffering acid, making B correct.