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9. All of a the following statements true about the human circulation system Except A. The Atria pumps blood out of the heart B. veins have thinner walls than arteries C. The blood carries gases waste
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9. All of a the following statements true about the human circulation system Except

A. The Atria pumps blood out of the heart
B. veins have thinner walls than arteries
C. The blood carries gases waste and nutrients.
D. our heart rate / beat chages ( in respinge to our physical activity​

User Henrik Joreteg
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a) the aorta pumps blood out of the heart
User Ermat Alymbaev
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