Science, Maths & Technology
Blood and the respiratory system
...adult takes between 12 and 18 breaths a minute at rest, exchanging more than 8000 litres of air per day. Using the glossary This course includes a glossary, as demonstrated by the terms ‘cellular respiration’ and ‘external respiration’ highlighted in the paragraph above. You can hover over these for a preview, and click on the words to be taken to the full...