If the initial part of SMA is embolized，which part of intestine will be involved?（    ）

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• 1A 50-year male with paroxysmal abdominal pain for 6 days，nausea and abdominal distension for days admitted to the ER. Physical examination showed abdominal bulge and visible peristalsis. Active bowl sound and gurgling could be heard by auscultation.  X-ray showed fluid level in the dilated small intestine in the middle abdomen and a small a-mount of gas in the colon. The most possible diagnosis is ：（    ）

  A.Paralytic intestinal obstruction

  B.Lower-level small intestinal obstruction

  C.Higher-level small intestinal obstruction

  D.Necrostic enteritis

  E.Sigmoid volvulus

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• 2Which part of the intestine is the predilection site of Crohns disease?（    ）

  A.Jejunum

  B.Terminal ileum

  C.Ileocecum

  D.Duodenum

  E.Rectum

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• 3先天性肛门闭锁、直肠尿道瘘患儿，生后三天来院诊治，最合理治疗方案，应是（    ）

  A.结肠造瘘术，数月后再行肛门成形术

  B.结肠造瘘和膀胱造瘘术.数月后再行肛门成形

  C.经后矢状入路肛门成形加膀胱造瘘术

  D.经会阴肛门成形膀胱造瘘术

  E.非手术治疗

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• 4先天性胆道闭锁手术治疗的最适合年龄是（    ）

  A.2个月以内

  B.2〜6个月

  C.6〜12个月

  D.1〜3岁

  E.3〜6岁

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• 5先天性巨结肠原发病位置在（    ）

  A.扩张段与肥厚段

  B.远端狭窄肠段

  C.回盲部

  D.全结肠

  E.乙状结肠

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• 6The most common involved vessel of mesenteric vascular ischemic diseases is（    ）

  A.Superior mesenteric artery

  B.Superior mesenteric vein

  C.Inferior mesenteric artery

  D.Inferior mesenteric vein

  E.All above

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• 7A 60-year- old female presents with continued periumbilical stomachache with vomiting for one week. Bowel sound is active. X-ray abdominal plain film reveals colonic obstruction. Which of the following is NOT a common cause of large intestine obstruction?（    ）

  A.Enterostenosis

  B.Ulcerative colitis

  C.Indigitation

  D.Volvulus

  E.Tumor

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• 8A 34-year-old female with isotonic dehydration induced by enterostom y is given high-dose NaCl IV . It can result in（    ）

  A.Hyperkalemia

  B.Hypomagnesemia

  C.Hyperchloremia

  D.Hypernatremia

  E.Hypochloremia

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• 9A male，age 36 ，has isotonic dehydration caused by adhesive intestinal obstruction for 4 days. The preferred supplem entary treatment is（    ）

  A.1/25% isotonic glucose sodium hydride + 1/2 1.25% sodium bicarbonate solu-tion

  B.2/35% glucose sodium chloride + 1 /35 % glucose solution

  C.5% glucose sodium chloride solution

  D.Compound sodium chloride+10% glucose solution

  E.2/3 isotonic sodium chloride + 1 /3 1.25% sodium bicarbonate solution

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• 10For a symptomatic partial duodenal obstruction secondary to an annular pancreas，the operative treatm ent of choice is（    ）

  A.A Whipple procedure

  B.Gastrojejunostomy

  C.Vagotomy and gastrojejunostomy

  D.Partial resection of the annular pancreas

  E.Duodenojejunostomy

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