Medical Embryology Growth

The most characteristic event occurring during the third week is gastrulation, which begins with the appearance of the primitive streak, whi...

Teratogenesis Associated With Gastrulation The beginning of the thirdweek of development, when gastrulation is initiated, is a highly sensit...

Establishment of the Body Axes Establishment of the body axes, anteroposterior, dorsoventral, and left-right, takes place before and during ...

Gastrulation: Formation of Embryonic Mesoderm and Endoderm The most characteristic event occurring during the thirdweek of gestation is gast...

Day 8 At the eighth day of development, the blastocyst is partially embedded in the endometrial stroma. In the area over the embryoblast, th...

Infertility is a problem for 15% to 30% of couples. Male infertility may be a result of insufficient numbers of sperm and/or poor motility. ...

Fertilization Fertilization, the process by which male and female gametes fuse, occurs in the ampullary region of the uterine tube. This is ...