How do we Breathe? How breathing works

Your lungs have no muscles—so how do they pull air in? 🫁 Learn how breathing works with simple animations and clear explanations. This video covers the mechanics of breathing for Year 11 ATAR Human Biology, with exam tips, common mistakes and practice questions to test your knowledge. In this video we covered • Breathing vs respiration vs cellular respiration • Inspiration and expiration • How the diaphragm and intercostal muscles work • How volume and pressure move air in and out • Internal and external respiration • Oxygen and carbon dioxide transport in the blood • Common mistakes that can cost you exam marks Pause at the quiz questions and try answering before the answers appear! Subscribe to Brainwaves Animated for more biology explained simply. #humanbiology #ATAR #respiratorysystem