★ Key Takeaways
Upon Inhalation, the Diaphragm Contracts and Flattens and the Chest Cavity Enlarges. This Contraction Creates a Vacuum, Which Pulls Air into the Lungs. Upon Exhalation, the Diaphragm Relaxes and Returns to Its Domelike Shape, and Air Is Forced out of the Lungs.
What are the facts regarding Did the Diaphragm Contract During Inhalation? Get the answers in this feature article.
Upon Inhalation, the Diaphragm Contracts and Flattens and the Chest Cavity Enlarges. This Contraction Creates a Vacuum, Which Pulls Air into the Lungs. Upon Exhalation, the Diaphragm Relaxes and Returns to Its Domelike Shape, and Air Is Forced out of the Lungs.
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