Anatomy & Physiology › Section T · The respiratory system › Topic T.5
Respiratory changes with exercise and altitude
Sprint up a hill, fly to a mountain town or dive beneath the waves, and your breathing must adapt to demands far from those of a quiet afternoon. This topic follows those adaptations and then goes back to the start of life, to how the lungs develop and take their first breath.
In this topic
- Hyperpnea and hyperventilation
- Breathing during exercise
- Altitude: same air, lower pressure
- Worked example: oxygen in a mountain town
- Acclimatisation
- Altitude illness
- Diving: pressure and dissolved gas
- Worked example: a dive to 20 m
- How the lungs develop
- Fetal breathing and the first breath
- Common mistakes to avoid
- Key takeaways
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