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AQA AS Biology - Unit 1 - Chapter 5

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AQA AS Biology - Unit 1 - Chapter 5

  1. 1. AS AQA Biology UNIT 1 Chapter 5 Revision Quiz The heart and heart disease Total: ___ / 26 ___ %
  2. 2. 1. Label the following diagram? (10) 2. Which arteries supply the heart muscle with oxygen? (1) ………………………………………………………………....... 3. What is the medical term for a heart attack? (1) ………………………………………………………………....... 4. What term is used to describe when the heart is in a state of relaxation? (1) ……………………………………………………………….......
  3. 3. 5. What type of valves are found throughout the venous system? (1) ………………………………………………………………....... 6. What is the equation for cardiac output? (1) ………………………………………………………………....... 7. Where in the heart is the Sinoatrial Node located? (1) ………………………………………………………………....... 8. Which node is located between the two atria? (1) ………………………………………………………………....... 9. What carries the signal between the two ventricles? (1) ………………………………………………………………....... 10. What do you call a fatty deposit which forms within the wall of an artery? (1) ………………………………………………………………....... 11. What do you call a blood clot that forms when a plaque breaks? (1) ……………………………………………………………….......
  4. 4. 12. Give three reasons why smoking increases the risk of developing coronary heart disease. (3) ………………………………………………………………....... ………………………………………………………………....... ………………………………………………………………....... ………………………………………………………………....... ………………………………………………………………....... 13. Exactly how does a diet high in HDL help protect arteries against heart disease? (3) ………………………………………………………………....... ………………………………………………………………....... ……………………………………………………………….......

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