23.心包液(pericardial fluid)由下列何者所分泌?
(A)纖維心包(fibrous pericardium)
(B)心肌層(myocardium)
(C)心外膜(epicardium)
(D)心內膜(endocardium)
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統計: A(64), B(16), C(283), D(154), E(0) #2039380
統計: A(64), B(16), C(283), D(154), E(0) #2039380