15 Questions
How is a morula formed?
By rapid division of the zygote through mitosis
What is the function of decidua basalis?
Formation of the placenta
What is the definition of fertilization?
The union of a mature ovum and a mature spermatozoon at the ampulla of the fallopian tube
When does implantation occur?
6th - 7th days after ovulation
What are the gross features of the maternal surface of the placenta?
Rough, spongy, irregular, divided into cotyledons
What is the role of decidua capsularis after implantation?
Embedding of the blastocyst into the decidua
What is the function of chorion frondosum in the placenta?
Formation of the placenta
What is the weight of a fully formed placenta?
600 gm
What is the surface covering the fetal surface of the placenta?
Amnion
When does the placenta reach its full size?
12 weeks
What is the function of the deciduas?
Protection against laws of transplantation immunology
What is the shape of the placenta?
Discoid
What occurs on the 6th - 7th days after ovulation?
Implantation
What is the weight of a fully formed placenta?
500 gm
What is the surface covering the fetal surface of the placenta?
Smooth & covered by amnion
Test your knowledge of the physiological processes involved in fertilization and implantation during pregnancy. Explore the stages of zygote formation, differentiation, and the implantation of blastocyst into the uterine wall.
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