littlemisshelper littlemisshelper

25-09-2018
Health

contestada

What are the 4 main parts of the cardiovascular system?

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alliebaeza alliebaeza

25-09-2018

1. blood 2. arteries, veins 3. capillaries 4. the heart

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jamieleer jamieleer

25-09-2018

Heart

Blood vessels

Blood

Lymphatic system

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