A(右)门静脉(左)脾静脉
B(右)肠系膜上静脉(左)脾静脉
C(右)肠系膜上动脉(左)肠系膜上静脉
D(右)腹腔动脉(左)门静脉
E(右)肠系膜上静脉(左)肠系膜上动脉
A.肠系膜上动脉
B.肠系膜下动脉
C.肠系膜下静脉
D.肠系膜上静脉