Flashcards in Embryology of the Digestive System Deck (14):
The endoderm forms the gut tube. True or False?
Te primordial gut is closed at its cranial end by the _______ membrane and at its caudal end by the ____ membrane.
2. Cloacal Membrane
The gut tube is suspended by the dorsal or ventral mesentary?
The ventral Mesentery gives rise to what 2 structures?
1. Falciform Lig.
2. Lesser Omentum
The dorsal mesentery elongated to the left, so the lesser sac is formed ____ the stomach.
Which part of the duodenum is the only aspect NOT retroperitoneal?
- foregut & midgut
What comprises the ventral pancreatic bud? The dorsal pancreatic bud?
1. most of head + UNCINATE
2. Dorsal = remainder of pancreas*
Pancreas is fused with duodenum at which part?
The hepatic diverticulum gives what 3 structures?
2. Gall Bladder
3. Bilary Duct System
The midgut rotates a total of ____ degrees around which artery?
around SUPERIOR MESENTERIC ARTERY*
What is Meckel's Diverticulum?
Remnant of the Viteline Duct
SYNDROME OF 2's
1. 2 feet from IC valve
2. 2 in long
3. 2% population
4. 2 % symptomatic
5. 2 types ectopic tissue (GASTRIC & PACREATIC)
6. 2 years at clinical presentation
7. 2x more common in BOYS
What is the failure of return of the intestine to the abdominal cavity?
- fist size mass in the umbilical cord
- covered by peritoneum & amnion
What part of the hindgut gives rise to the urinary bladder & urethra?