HESI A2 Exam Prep

We Don't Just Help You Pass. We Help You Think Like a Nurse.

Back to topics

Respiratory System

Practice questions for Respiratory System in the HESI A2 exam.

Question 1 of 2

What happens when the diaphragm contracts?

The chest cavity expands, causing inhalation.

Oxygen is exchanged for carbon dioxide in the alveoli.

The epiglottis closes to prevent food from entering the trachea.

The lungs deflate and air is forced out.

Submit your answer to see the rationale