Chest & Lungs -

No matter how hard we exhale, our lungs will always retain 1 litre of air in the airways This makes the lungs only human organs that can float on water4

The lungs are the major organs of the respiratory system, and are divided into sections, or lobes The right lung has three lobes and is slightly larger

lungs Anatomy of the Lungs The lungs are a major organ that is part of the respiratory system, taking in fresh air and getting rid of old, stale air

lungs In the breathing process, the lungs take in oxygen from the air through inhalation Carbon dioxide produced by cellular respiration is in turn