Other questions in this quiz

2. What are stents used for?

  • To open up arteries and prevent blood clotting
  • To let the blood flow faster

3. Is it called a 'double circulation system' because blood flows in two directions?

  • True
  • False

4. Which four components are in the blood?

  • Plasma, platelets, red blood cells, white blood cells
  • Glucose, carbon dioxide, oxygen, plasma

5. Select an adaption of a red blood cell:

  • Small surface area
  • Biconcave
  • Small amount of hameoglobin

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