Equal volumes of blood are taken immediately before and after passage through active muscle. Which row shows the expected changes?
Table
| Option | Oxygen carried by red blood cells | Carbon dioxide carried in plasma |
|---|---|---|
| A | increases | decreases |
| B | increases | increases |
| C | decreases | decreases |
| D | decreases | increases |
row A
row B
row C
row D
42 exam-style questions on Edexcel GCSE Biology 8.2 Blood and circulation, covering 8.2.1 Structure and function of the blood, 8.2.2 Structure of blood vessels, 8.2.3 Structure of the heart and circulatory system, and 8.2.4 Cardiac output. Each one has a worked solution and a mark scheme showing where the marks go.