ATI LPN
NCLEX Questions Gastrointestinal System Questions
Question 1 of 5
During a long-distance run on a hot day, an athlete produces large quantities of sweat. As a result, the kidneys change the rate of urine production. Why is this change important?
Correct Answer: C
Rationale: Decreased urine production conserves water lost through sweating, making C the correct answer.
Question 2 of 5
A patient arrives to the clinic for evaluation of epigastric pain. The patient describes the pain to be relieved by food intake. In addition, the patient reports awaking in the middle of the night with a gnawing pain in the stomach. Based on the patient's description this appears to be what type of peptic ulcer?
Correct Answer: A
Rationale: Duodenal ulcers typically feature pain relieved by food and nocturnal gnawing pain due to increased acid in the duodenum, making A correct.
Question 3 of 5
Which of the following medications is commonly used to reduce stomach acid in the treatment of peptic ulcer disease?
Correct Answer: C
Rationale: PPIs reduce stomach acid effectively, aiding ulcer healing, making C correct; aspirin and ibuprofen worsen ulcers.
Question 4 of 5
Every mucosa consists of:
Correct Answer: D
Rationale: Mucosa includes an epithelial layer (simple or stratified, with or without glands) and an underlying lamina propria (loose connective tissue); smooth muscle (muscularis mucosae) is optional and not always present.
Question 5 of 5
Which of the following occurs within the submucosa in most regions of the GI tract:
Correct Answer: B
Rationale: The submucosal (Meissner's) plexus regulates glandular secretion and local blood flow within the submucosa.