【名词&注释】
肺动脉(pulmonary artery)、成年人(adult)、右心室流出道(right ventricular outflow tract)、可选择(selectable)、右心室流入道
[单选题]成年人眼球平均前后径、水平径、垂直径分别为
A. 23mm,23.5mm,24mm B. 24mm,23.5mm,23mm C. 23.5mm,24mm,23mm D. 24mm,23mm,23.5mm E. 23.5mm,23mm,24mm