development of the digestive system Flashcards
what side of the bi lamiar disk faces the yok sac
hypoblast
what side of hte bi laminar dis faces the amiotic cavity
epiblast
3 layers of the trailanar disk form superior to inferior
ectoderm, mesoderm, endoderm
what plate of the mesoderm gives rise to the gut tube
lateral to partial and viceroal mesoderm
what gnee causes the formaitno fo teh gut tube
sonic hedge hoge gened
where is the shh gene secred form
endodermal cells
how is the oesphagus formed
craidal part ofhte gut tube
where does hte lung bud devolp form
vental wall of fore gut (gut tube)
what is hte laeyr betweent the traceha nd ospguas during deplpemtn
tracheosopgaul ridge
what is the function of hte foregut o the stomahc
dilates to form eht somach
at waht poit is the stomach fored
week 4
what attahces stomahc in emobly to the the vental and doral wall
mesogastrium mesenetary
which way doe sth sotmahc fold
along longitudal aces, and pusll doral mesnerary to hte left
what is hte duodenum fored form
caudal par tof the foreguat and crainal part of hte midgut
what is formed along sid eh duodenum
coelicac turnk and sma
what week is the liver bud formed at
3
what is the endoderml oragin cell in liver
hepatocyes and bilary epithelia
what is the mesodermal origain cells in the liver
kupffer celsl , hepmetopeitc el snad ct cells