Compared with the systemic circulation, the pulmonary circulation has a

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[VI A]. Blood flow (or cardiac output) in the systemic and pulmonary circulations is nearly equal; pulmonary flow is slightly less than systemic flow because about $2 \%$ of the systemic cardiac output bypasses the lungs. The pulmonary circulation is characterized by both lower pressure and lower resistance than the systemic circulation, so flows through the two circulations are approximately equal (flow = pressure/resistance).

Compared with the Systemic Circulation, the Pulmonary Circulation Has a