BIOL 2401 Review Questions for Embryology Supplement

Dr. Weis

1. Define embryology and give the period (of time) for the embryo.
2. Properly define fertilization, indicate where it occurs, and name two end results of this process.
3. Describe the structure of the zygote, morula, blastula, and gastrula
4. Define cleavage of the zygote, Gastrulation, and implantation.
5. Name the three embryonic germ layers and give the major adult tissue derivatives.
   Also be able to give specific adult tissue examples that come from the embryonic trilaminar disc.
6. Define organogenesis and name the first system to start development.
7. Define the fetal period of development and name two events that happen during this time frame.
8. Name a problem that can occur in early development.