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HESI A2 Exam Prep 2026

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Practice with exam-accurate HESI A2 questions that match the real test in format, difficulty, and logic. Trusted by students accepted into nursing programs across the United States.

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8
Exam Sections
75%
Typical Pass Score
~5hr
Total Test Time
95%
Our Pass Rate

About Respiratory System

Learn why COPD causes air trapping & barrel chest for HESI A2. Master respiratory system pathophysiology with clinical signs for nursing exams.

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Respiratory System HESI A2 Practice Questions

Free Respiratory System practice questions for the HESI A2 exam with detailed rationales.

Question 2 of 2

A patient with chronic obstructive pulmonary disease (COPD) arrives at the ER with severe shortness of breath. The nurse notices that the patient is breathing using accessory muscles and has a barrel chest. What physiological change has likely occurred?
Air trapping in the lungs
Increased elasticity of the lungs
Decreased lung compliance
Increased alveolar surface area

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