Did you know that an adult human heart beats over …

Did you know that an adult

human heart beats over 100,000

times a day? How many times

would it beat in a year?

1

6

7

2

12

5

4

10

11

9

8

3

Color and label parts:

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9 ________________

Ask A Biologist coloring page | Web address: askabiologist.asu.edu/activities/coloring

10 _______________

11 _______________

12 _______________

Human Heart

The average time it takes a single

red blood cell to leave and return

to the heart is 30 seconds.

1

6

7

2

12

5

4

10

11

9

8

3

Heart Anatomy Key:

1. Aort

2. Anterior Vena Cava

3. Posterior Vena Cava

4. Right Atrium

5. Left Atrium

6. Pulmanary Artery

7. Pulmonary Vein

8. Right Ventricle

9. Left Ventricle

10. Antrioventricular Valve

11. Septum

12. Semilunar Valve

Ask A Biologist coloring page | Web address: askabiologist.asu.edu/activities/coloring

Human Heart - Key

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