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Sets Atria Ventricles Because  Distinct Locations Blood Transport

The heart has two sets of atria and ventricles to handle the separate pulmonary and systemic circulations.

The heart has two sets of atria and ventricles to manage the two distinct circulatory systems: the pulmonary circulation (to the lungs) and the systemic circulation (to the body).

Front there are two sets of atria and ventricles because 
Back there are 2 distinct locations for blood transport (pulmonary vs. systemic circulations)

Tags: 6_2_blood_system

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