PE- Definitions Respiratory System 0.0 / 5 ? Physical EducationRespiratory systemGCSEEdexcel Created by: 13clarkenCreated on: 22-02-18 14:00 89471036215 Across 1. Move from a high concentration to a low concentration (9) 5. This respiration happens at a lower intensity and a long duration (7) 6. Tiny air sacs inside the lungs (7) 7. How many breaths you take in, in a minute (11, 4) Down 2. Intercostal muscles contract, Diaphragm contracts and flattens, lungs increase in size and air rushes in (11) 3. This respiration happens at a high intensity and a short duration (9) 4. How much you breathe in and out in a normal breath (5, 6) 8. Most oxygen you can breathe in after breathing out as much as possible (5, 8) 9. Oxygen is needed to break down lactic acid (6, 4) 10. Lungs never fully empty when breathing (8, 6)
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