Development of the GIT Flashcards
What is the primordia of the development of the GIT
Secondary yolk sac
The anterior limit of the foregut is
Buccopharyngeal membrane
The posterior limit of the the caudal part( hind gut) is
Cloacal membrane
Which artery supplies the foregut?
The celiac artery
Which artery supplies the midgut?
The superior mesenteric artery
Which artery supplies the hind gut?
The inferior mesenteric artery
Which septum separates the foregut into anterior laryngotracheal tube and posterior oesophagus
Tracheoesophageal septum
The narrow remnant of the yolk sac is called
Vitellomesenteric duct
Before the formation of the stomach the stomach appears as
Fusiform dilatation
Imperfect recanalization can lead to
Stenosis
Atresia
The cardia of the stomach descends from…….. at week ….. to ……. at week ……
C2
4
T11
12
The liver splits the ventral mesogastrum into
Falciform ligament
Lesser omentum
The spleen splits the dorsal mesogastrium into
Lienorenal ligament
Gastrolienal ligament
The outgrowths of the terminal part of the foregut
Liver and pancreas
In the development of the foregut derivatives what is the first primordium that appears?
The hepatic bud
The capsule of the liver develops from
The mesenchyme cells of septum tranversum
The sinusoids of the liver develop from
Broken up terminal parts of the vitelline
and right umbilical veins
The uncinate process and the lower part of the head of the pancreas is formed from
The ventral pancreatic bud
The accessory pancreatic duct develops form
The proximal part of the dorsal pancreatic bud
What does the splanchnic mesoderm form after the lateral folding of the embryo?
Posterior and anterior sheet
