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OpenStudy (anonymous):
_______ circulation begins when blood returns to your heart from the superior and inferior vena cava and enters the right atrium. A. Pulmonary B. Cardiac C. Secondary D. Systemic
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OpenStudy (potatoes.ramu):
I think it's pulmonary circulation.
OpenStudy (potatoes.ramu):
Damn it.. wait. It's systemic circulation I'm so soryy!
OpenStudy (potatoes.ramu):
Any more?
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