79.有一患者其平均主動脈壓(mean aortic pressure)為 90 mm Hg,平均肺動脈壓(mean pulmonary artery
pressure)為 48 mm Hg,左心房壓力(left atrial pressure)為 9 mm Hg,右心房壓力(right atrial
pressure)為 24 mm Hg,心輸出量(cardiac output)為 3 L/min,請問其肺血管阻力(pulmonary vascular
resistance)為多少?
(A)22 mm Hg/L/min
(B)13 mm Hg/L/min
(C)27 mm Hg/L/min
(D)8 mm Hg/L/min
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統計: A(48), B(279), C(57), D(82), E(0) #1742648
統計: A(48), B(279), C(57), D(82), E(0) #1742648