User:Z3293029: Difference between revisions

From Embryology
No edit summary
No edit summary
Line 31: Line 31:


Q2) viteline arteries contribute to adult GIT arteries. They fuse to become the superior mesenteric artery in the midgut.
Q2) viteline arteries contribute to adult GIT arteries. They fuse to become the superior mesenteric artery in the midgut.
 
viteline veins empty into sinus venosus. They contribute to the adult portal system.
        viteline veins empty into sinus venosus. They contribute to the adult portal system.


Q3) syncitiotrophoblast, cytotrophoblast, villi connective tissue, foetal capillary endothelium
Q3) syncitiotrophoblast, cytotrophoblast, villi connective tissue, foetal capillary endothelium


Q4)
Q4)

Revision as of 08:33, 26 August 2010

Attendance

--z3293029 23:43, 28 July 2010 (UTC)

--z3293029 23:02, 4 August 2010 (UTC)

--z3293029 23:14, 11 August 2010 (UTC)

lab1

internal link: cell division

external link: SMH

link: fertilization topic on main page


lab 2

Q1) The syncitiotrophoblast cells secrete Human Chorionic Gonadotropin hormone (hCG) to maintain the decidua and corpus luteum, which in turn secrete other factors, including progesterone, that support pregnancy.

Q2) The corpus luteum secretes progesterone to maintain the endometrium.

picture

Early zygote.jpg

lab 3

lab 4

Q1) viteline vein, umbilical vein, common cardinal vein

Q2) viteline arteries contribute to adult GIT arteries. They fuse to become the superior mesenteric artery in the midgut. viteline veins empty into sinus venosus. They contribute to the adult portal system.

Q3) syncitiotrophoblast, cytotrophoblast, villi connective tissue, foetal capillary endothelium

Q4)