Breathing and Exchange of Gases
BiologyClass 11
Understand how the diaphragm and intercostal muscles drive inspiration and expiration through pressure differences. 3-4 NEET questions every year.
Key Topics in this Chapter
DiaphragmIntercostal musclesInspirationExpirationIntrapulmonary pressure
Interactive 3D Labs for this Chapter
Breathing Mechanism
3DMechanism of Breathing — Diaphragm, Intercostals & Lung Volume 3D
2-3 NEET questions
Blood Gas Transport 3D
3DOxygen & CO2 Transport 3D — Haemoglobin, Carbonic Anhydrase & Chloride Shift
3-4 NEET questions
Gas Exchange Partial Pressures 3D
3DGas Exchange & Partial Pressures — One Alveolus, Four Gradients 3D
2-3 NEET questions
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