We use cookies to improve your experience and understand how Examtube is used. You can accept analytics cookies or continue with essential cookies only.
Privacy policy4 public questions tagged with this topic.
During expiration, the diaphragm relaxes and moves upward, decreasing thoracic volume and pushing air out.
Ref: NCERT Class 11 Biology Chapter 14: Breathing and Exchange of Gases Mechanism of Breathing and Respiratory Volumes
Residual volume is the amount of air remaining in the lungs even after a forceful expiration, preventing lung collapse.
Ref: NCERT Class 11 Biology Chapter 14: Breathing and Exchange of Gases Mechanism of Breathing and Respiratory Volumes
During expiration, the intercostal muscles relax, reducing thoracic volume and increasing pulmonary pressure, leading to air expulsion.
Ref: NCERT Class 11 Biology Chapter 14: Breathing and Exchange of Gases Mechanism of Breathing and Respiratory Volumes
Functional Residual Capacity (FRC) is the volume of air remaining in the lungs after a normal expiration (ERV + RV).
Ref: NCERT Class 11 Biology Chapter 14: Breathing and Exchange of Gases Mechanism of Breathing and Respiratory Volumes
This page is supported by advertisements. An ad blocker is stopping those ads from loading, so we cannot show the rest of the page yet. Pause the blocker for this site, then continue. We will check again automatically.
You can keep using this site after advertisements are allowed to load.
