The appendicular artery arises from
A. Middle colic artery
B. Left colic artery
C. Sigmoid colic artery
D. Iliocolic artery
E. Right colic artery
哪种位置的阑尾发炎后容易刺激直肠和膀胱,引起里急后重感和尿频?
A. Preileal position
B. Postileal position
C. Retrocecal position
D. Subcecal position
E. Pelvic position
Lymph from the colon drains into the following lymphatic nodes directly, except
A. celiac(腹腔的) lymph node
B. paracolic lymph nodes
C. superior mesenteric lymph nodes
D. Intermediate(中间的) nodes
E. Inferiormesentericlymphnodes
The structure can not be found in the retroperitoneal space is
A. Kidney
B. Uterus
C. Ureter
D. Superarenal gland
E. Abdominal aorta