10 Questions
What direction does the primitive streak establish in the embryo?
Caudal-cranial direction
During which process does the formation of a trilaminar embryo occur?
Gastrulation
What is the result of the proliferation and migration of cells from the epiblast to the median of the embryonic disc?
Primitive streak formation
During which stage does the formation of the notochord occur?
Gastrulation
What is the role of Hensen's node in the embryo?
Formation of neural ectoderm
What is the correct sequence of embryonic development?
Primitive streak formation -> Gastrulation -> Neurulation
What is the result of the elongation of the primitive streak?
Addition of cells to its caudal end
During which stage does the formation of somites occur?
Trilaminar embryo formation
What is the importance of the primitive streak in the embryo?
Establishment of caudal-cranial direction
What is the relationship between the trilaminar embryo and somite formation?
Trilaminar embryo formation occurs before somite formation
Test your knowledge of the reproductive system, including the female reproductive organs, oocyte development, and hormonal control. Learn about the uterine tube, fallopian tube, ovary, and more. This quiz covers the basics of developmental biology and stem cells.
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