Talk:2009 Lecture 9

Background Reading

• http://www.ijpmonline.org/article.asp?issn=0377-4929;year=2009;volume=52;issue=4;spage=461;epage=472;aulast=Sharma

signaling

• Phases of canonical Wnt signaling during the development of mouse intestinal epithelium. Kim BM, Mao J, Taketo MM, Shivdasani RA. Gastroenterology. 2007 Aug;133(2):529-38. PMID: 17681174

pylorus

• Dynamic patterning at the pylorus: Formation of an epithelial intestine-stomach boundary in late fetal life. Li X, Udager AM, Hu C, Qiao XT, Richards N, Gumucio DL. Dev Dyn. 2009 Oct 29. PMID: 19877272
• Villin: A marker for development of the epithelial pyloric border. Braunstein EM, Qiao XT, Madison B, Pinson K, Dunbar L, Gumucio DL. Dev Dyn. 2002 May;224(1):90-102. PMID: 11984877

Take the Quiz

1 Both blood stem cells and the endothelial lining of blood vessels arise from blood islands.

	true
	false

2 The region of the early heart tube that corresponds to the inflow and out flow respectively are:

	inferior vena cava and aortic arch
	portal artery and aorta
	sinus arteriosus and cordus bulbus
	truncus arteriosus and sinus venosus

3 Embryonic red blood cells only differ from adult cells in still having nuclei.

	true
	false

4 The embryo cardinal venous vessels which drain into the sinus venosus are:

	anterior cardinal veins
	common cardinal veins
	inferior cardinal veins
	superior cardinal veins

5 The embryonic heart rate rises throughout development.

	true
	false