ATI LPN
Upper Gastrointestinal System NCLEX Questions Questions
Question 1 of 5
Which nutrients can be absorbed without first being digested in the human gastrointestinal tract?
Correct Answer: D
Rationale: Vitamins and minerals are absorbed directly without digestion, unlike carbohydrates and proteins, making D the correct answer.
Question 2 of 5
The excretory system is responsible for removing all of the following from the body except
Correct Answer: D
Rationale: The excretory system removes wastes but not whole cells, making D the correct answer.
Question 3 of 5
After reabsorption in nephrons is completed, the fluid that is left in the tubules is transported to the
Correct Answer: C
Rationale: Post-reabsorption fluid (urine) goes to the bladder, making C the correct answer.
Question 4 of 5
Helicobacter pylori can live in the stomach's acidic conditions because it secretes ___________ which neutralizes the acid.
Correct Answer: B
Rationale: H. pylori secretes urease, which converts urea to ammonia and CO2, neutralizing acid around it, making B correct.
Question 5 of 5
A patient with a peptic ulcer is suddenly vomiting dark coffee ground emesis. On assessment of the abdomen you find bloating and an epigastric mass in the abdomen. Which complication may this patient be experiencing?
Correct Answer: B
Rationale: Coffee ground emesis indicates upper GI bleeding, common in peptic ulcers, making B correct; bloating and mass may suggest a clot, not necessarily obstruction , perforation , or peritonitis .