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GI-1,2 Introduction and Overview, Embryo crc Test

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5 Written Questions

5 Matching Questions

  1. Inferior mesenteric artery
  2. Hirschsprung's disease
  3. At week six, midgut herniates in U-shaped "primary intestinal loop" into the cord.
  4. Remove gut-derived bacteria from the blood
  5. Omphalocele in a term baby
  1. a What supplies the hindgut?
  2. b What happens if the innervation of the gut does not happen correctly?
  3. c What does the liver clear from the blood?
  4. d
  5. e When does the midgut undergo herniation?

5 Multiple Choice Questions

  1. What connects the primitive gut to the yolk sac?
  2. What does the hindgut give rise to?
  3. What does the cranial part of the hepatic diverticulum grow into?

  4. What is happening here in this ultrasound?
  5. What happens if the gut doesnt return to the abdomen?

5 True/False Questions

  1. Portion of the endoderm of the cloaca that is in contact with the ectoderm. Otherwise, the cloaca is divided from the ectoderm by mesoderm.

    (Thin light pink area in the diagram)
    When do the liver, biliary, tree, pancreas arise from the ventral buds, and off of what?


  2. Meckel's diverticulumWhat happens if the omphalomesenteric (vitelline) duct persists?


  3. Removes last bit of extra water
    Stores residual stool until convenient to discharge
    Prevents bacterial and parasitic invasion.
    How does the pancreas form?


  4. 4th week, off of the caudal foregut endoderm.When do the liver, biliary, tree, pancreas arise from the ventral buds, and off of what?


  5. Annular pancreas

    Duodenal obstruction, peptic ulcer disease, pancreatitis
    What are some complications of a failure of the urachus lumen to obliterate?


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