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Privacy policy3 public questions tagged with this topic.
Inspiratory Capacity (IC) includes Tidal Volume and Inspiratory Reserve Volume, not Total Lung Capacity.
Ref: NCERT Class 11 Biology Chapter 14: Breathing and Exchange of Gases Mechanism of Breathing and Respiratory Volumes
Expiratory reserve volume refers to the additional air that can be exhaled after a normal expiration, making statement 3 correct.
Ref: NCERT Class 11 Biology Chapter 14: Breathing and Exchange of Gases Mechanism of Breathing and Respiratory Volumes
Residual volume prevents lung collapse after forced expiration, making statement 2 correct.
Ref: NCERT Class 11 Biology Chapter 14: Breathing and Exchange of Gases Mechanism of Breathing and Respiratory Volumes
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