From the anterior wall of rectum, we can palpate the following structures, EXCEPT （）.

单项选择题Which structure doesn’t belong to stomach （）.

A．angular notch
B．pyloric antrum
C．bed of stomach
D．pyloric canal
E．cardia

单项选择题Which nerve does come from lumbar plexus （）.

A．sciatic nerve
B．inferior gluteal nerve
C．obturator nerve
D．pudendal nerve
E．median nerve

单项选择题The following veins are the tributaries of inferior vena caval, EXCEPT （）.

A．hepatic vein
B．renal vein
C．left common iliac vein
D．right testicular vein
E．hepatic portal vein

单项选择题The second constriction of ureter lies at （）.

A．prostatic portion of urethra
B．membranous part of urethra
C．where it crosses superior aperture of lesser pelvis
D．where it pierces into the unrinary bladder
E．internal urethral orifice

单项选择题The superior extremity of kidney is in neighborhood of （）.

A．deiaphragm
B．superior portion of duodenum
C．head of pancreas
D．suprarenal gland
E．pylorus

单项选择题Hepatoduodenal ligament contains （）.

A．hepatic vein
B．cyctic duct
C．common bile duct
D．left gastric vein
E．celiac trunk

单项选择题The major duodenal papilla lies in （）.

A．superior part of duodenum
B．descending part of duodenum
C．horizontal part of duodenum
D．ascending part of duodenum
E．duodenojejunal flexure

单项选择题The right coronary artery （）.

A．supplies most of the interventricular septum
B．divides into anterior interventricular branch and circumflex branch
C．runs between the pulmonary trunk and the left auricle
D．supplies posterior 1/3 of interventricular septum,
E．supplies lesser portion of anterior wall of right ventricle

单项选择题Which one of the following isn’t located in the superior mediastinum ？（）

A．trachea
B．superior vena cava
C．brachiocephalic v.
D．vagus n.
E．greater splanchnic n.

单项选择题The right lymphatic duct （）.

A．arises from the cisterna chyli at the level of 12th lumbar vertebra
B．passes through the esophageal hiatus
C．accompanies the aorta all the way
D．collects lymph only from the left half of the body
E．drains into the right venous angle