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Now observe the pulse rate of students o...

Now observe the pulse rate of students of your class. Take your shirt button and insert a matchstick and place it on your wrist.

A

70 – 130

B

60 -100

C

80 – 120.

D

90 – 120

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VGS PUBLICATION-BRILLIANT-TRANSPORTATION-EXERCISE
  1. Observe and Identify the system present in the below figure.

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  2. The pulse rate of new born babies Is

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  3. Now observe the pulse rate of students of your class. Take your shirt ...

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  4. Which end of the heart is broader and which end is narrow?

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  5. Name the blood vessels that supply blood in the walls of heart?

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  6. What is the number of blood vessles attached to the heart?

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  7. Which is the largest artery in body? Why it is big in size?

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  8. Name the blood vessel that supplies oxygenated blood to the heart from...

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  9. Where do superior and inferior vena cava open into?

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  10. Where do pulmonary vein which carries oxygenated blood open into?

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  11. Aorta which supplies oxygenated blood to the body parts arise from?

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  12. Pulmonary artery which supplies deoxygenated blood to lungs arise from...

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  13. Where are the valves located in human heart? Write their names valves ...

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  14. Mitral valve is present in between

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  15. Where are new blood cells are formed?

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  16. When the valves between the artria and ventricle are closed forcibly w...

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  17. The valves which are present in the blood vessels are closed to preven...

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  18. What is cardiac cycle?

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  19. What is the time needed for the ventricular contraction?

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  20. Abhi's heart beat is 72 per minute. Then what is his pulse rate?

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