5 Written questions
5 Matching questions
- Small bowel on the right and colon on the left
Increased risk of volvulus and obstruction.
- Celiac axis
Stomach, liver, pancreas, duodenum
- Inferior mesenteric artery
- Mesoderm around anal membrane proliferates, creating the proctoderm (anal pit). This gives rise to the anal pit. The anal membrane breaks down around week 8
- Annular pancreas
Duodenal obstruction, peptic ulcer disease, pancreatitis
What diseases is this process associated with?
- b What eventually happens to the anal membrane?
- c Blood supply above pectinate line?
What is the top circle, and what does it supply?
- e What sort of bowel distribution is there in a case of failure of gut rotation?
5 Multiple choice questions
- What portions of the GI system do the midgut give rise to?
- How does the pancreas form?
- Where in the gut does a Meckel's diverticulum occur?
- Intestinal duplication may be due to what?
- What structures are derived from the foregut?
5 True/False questions
Neural crest cells
Meissner's plexus → If the lumen of the median umbilical ligament fails to obliterate, what kind of structures can you have?
Imperforate anus, due to either a failure of the anal membrane to break down, or if the urorectal septum position is abnormal. →
What is happening here in this ultrasound?
Urorectal septum, a wedge of mesoderm that will divide cloaca into rectum and bladder → What will divide the cloaca into what?
Endoderm-derived hepatocytes, biliary tree.
Mesoderm-derived connective tissue, hematopoietic, and Kupffer cells → When does the gut form, and from what?
Celiac artery → Blood supply below pectinate line?