Biology 5090 · O Level · Circulatory system

Circulatory system — practice question

The diagram illustrates the movement of materials between capillaries and tissue fluid. What might the numbered substances be?

  • A1 carbon dioxide; 2 oxygen; 3 urea; 4 glucose
  • B1 carbon dioxide; 2 urea; 3 oxygen; 4 glucose
  • C1 oxygen; 2 glucose; 3 carbon dioxide; 4 urea
  • D1 oxygen; 2 urea; 3 carbon dioxide; 4 glucose

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