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5 Written questions

5 Matching questions

  1. Meckel's diverticulum, due to abnormal persistence of the vitelline duct (omphalomesteric duct). This can be connected to the umbilicus via a fibrous cord.
  2. Superior mesenteric artery
  3. Tourneaux and Rathke folds
    Tourneaux comes in from median, while Rathke come in from the sides.
  4. Gallbladder
    Ventral pancreas
    The stalk that connects liverbud to duodenum becomes common bile duct.
  5. Annular pancreas

    Duodenal obstruction, peptic ulcer disease, pancreatitis
  1. a
    What diseases is this process associated with?
  2. b The caudal and proximal parts of the hepatic diverticulum become what?
  3. c
    This is a section of midgut at the level of the ileum. What might this be, and what created this?
  4. d What folds are included in the urorectal septum?
  5. e What supplies the midgut?

5 Multiple choice questions

  1. What structures are derived from the foregut?
  2. What gut structures are derived from the endoderm?
  3. What sort of bowel distribution is there in a case of failure of gut rotation?
  4. What is an annular pancreas?
  5. When does insulin secretion begin?

5 True/False questions

  1. Week 10, after the innervation of gut smooth muscle begins.When do the liver, biliary, tree, pancreas arise from the ventral buds, and off of what?

          

  2. Imperforate anus, due to either a failure of the anal membrane to break down, or if the urorectal septum position is abnormal.What eventually happens to the cloacal membrane?

          

  3. Undifferentiated endodermal cells proliferate and occlude gut lumen
    Then it recanalizes over the next 2 weeks

    Definitive mucosal epithelium differentiates by week 9.
    What happens to gut development at week 6?

          

  4. Microscopic view of the pectinate line. Area of irregular mucosal folding in anorectal canal.
    What is this?

          

  5. Celiac arteryWhat happens if the gut doesnt return to the abdomen?

          

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