51.全身的血量約為5000 mL,肺循環的血量約為多少mL?
(A)150
(B)300
(C)600
(D)1200
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統計: A(47), B(57), C(183), D(104), E(0) #2408675
統計: A(47), B(57), C(183), D(104), E(0) #2408675