Anatomy & Physiology • Anatomy & Physiology Topics

Respiratory System

Master Respiratory System concepts with free HESI A2 practice questions and detailed rationales. These questions will help you reinforce your understanding and improve your score on the HESI A2 exam.

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Topic guide

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This Respiratory System page is part of the Anatomy & Physiologysection under Anatomy & Physiology Topics. Use the free questions below to check your understanding, read the rationale after each answer, and then move into a full HESI A2 question bank session.

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Free Practice Questions (2)

Question 1easy

What Happens When the Diaphragm Contracts? | Diaphragm Function in Inhalation

What happens when the diaphragm contracts?

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Question 2hard

COPD Pathophysiology: Air Trapping & Barrel Chest Explained | HESI A2 Respiratory System

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?