1. Quiz Time!

2. What is the pulse rate a measure of?

3. What organ gets oxygen into your blood?

4. What is meant by your ‘breathing rate’?

5. What does respiration release from glucose?

6. Why does a mouse under a jar die?

7. Name one variable that will speed up your pulse rate

8. Why do cells need energy?

9. What cells make blood red?

10. What is the word equation for aerobic respiration?

11. Why does your breathing rate go up when you exercise?

12. Name the smallest blood vessels

13. Which blood vessels take blood away from the heart?

14. What do red blood cells do?

15. What is a model?

16. How many chambers does the heart have?

17. What is the liquid part of the blood called?

18. What would you find dissolved in the blood plasma?

19. What does aerobic mean?

20. What happens in heart disease?

21. Name two foods that contain a lot of protein

22. What organ gets glucose into your blood?

23. What does ‘excrete’ mean?

24. The Answers

25. What is the pulse rate a measure of? heart beats per minute

26. What organ gets oxygen into your blood? lung

27. What is meant by your ‘breathing rate’? no. breaths per minute

28. What does respiration release from glucose? energy

29. Why does a mouse under a jar die? it runs out of oxygen

30. Name one variable that will speed up your pulse rate Exercise, stress/nervousness, certain chemicals, certain diseases

31. Why do cells need energy? to stay alive, to make new substances, to help us to move

32. What cells make blood red? red blood cells

33. What is the word equation for aerobic respiration? glucose + oxygen  carbon dioxide + water

34. Why does your breathing rate go up when you exercise? Your body is working harder and needs more energy which comes from respiration, which needs more oxygen

35. Name the smallest blood vessels capillaries

36. Which blood vessels take blood away from the heart? arteries

37. What do red blood cells do? carry oxygen

38. What is a model? a way of describing or imagining how something works so that we can better understand how it works

39. How many chambers does the heart have? four

40. What is the liquid part of the blood called? plasma

41. What would you find dissolved in the blood plasma? glucose, carbon dioxide, drugs and chemicals (and various other things like amino acids)

42. What does aerobic mean? requiring air or oxygen

43. What happens in heart disease? arteries carrying blood to the heart muscle become blocked

44. Name two foods that contain a lot of protein any two from meat, fish, nuts, dairy produce

45. What organ gets glucose into your blood? small intestine

46. What does ‘excrete’ mean? to get rid of