Biology · A-Level · Edexcel · Edexcel A-level Biology A (Salters-Nuffield) — 9BN0 · Specification point · 7.9 · Run for your Life
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| Students should: |
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7.9 i) Be able to calculate cardiac output. ii) Understand how variations in ventilation and cardiac output enable rapid delivery of oxygen to tissues and the removal of carbon dioxide from them, including how the heart rate and ventilation rate are controlled and the roles of the cardiovascular control centre and the ventilation centre in the medulla oblongata. |
CORE PRACTICAL 17: Investigate the effects of exercise on tidal volume, breathing rate, respiratory minute ventilation and oxygen consumption using data from spirometer traces. |