ATI LPN
NCLEX Questions on Gastrointestinal System Questions
Question 1 of 5
The finger-like projections of the small intestine that give the mucosa a velvety appearance and greatly increase the surface area are called
Correct Answer: D
Rationale: Villi are finger-like projections in the small intestine that increase surface area for nutrient absorption.
Question 2 of 5
The primary function of the stomach is:
Correct Answer: B
Rationale: The stomach stores food, mechanically churns it, and begins protein digestion with enzymes like pepsin, making B the correct answer.
Question 3 of 5
Which of the following factors registers a score of 3 in the Well's Score for diagnosis of pulmonary embolism (PE)?
Correct Answer: A
Rationale: In the Wells Score for PE, clinical symptoms of DVT or PE as the most likely diagnosis scores 3; heart rate >100 scores 1.5, making A the closest match among options.
Question 4 of 5
Which of the following statements relating to asthma is most accurate?
Correct Answer: C
Rationale: Asthma can cause breathlessness worse when lying flat due to airway obstruction, making C the most accurate statement.
Question 5 of 5
Which of the following would confirm the diagnosis of diabetes in a patient with symptoms of hyperglycaemia?
Correct Answer: A
Rationale: Fasting plasma glucose>=7.0 mmol/l with symptoms confirms diabetes per WHO criteria, making A the correct answer.