【名词&注释】
左心室(left ventricular)、肺动脉(pulmonary artery)、椎动脉(vertebral artery)、肺循环(pulmonary circulation)、右心室(right ventricle)、右心房(right atrium)、升结肠(ascending colon)、肠系膜下动脉(inferior mesenteric artery)
[单选题]肠系膜下动脉(inferior mesenteric artery)营养()
A. A.盲肠B.空、回肠C.升结肠(ascending colon)D.降结肠E.阑尾