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Questions and Answers
What appears at the cephalic region of the embryo?
What is the function of the trophoblast primary villi?
What happens on Day 13 of development?
Study Notes
- Development on Day 11-12 involves trophoblastic lac and slow growth of bilaminar disc.
- Decidua reaction begins, causing endometrial cells to become glycogen and lipid-loaded.
- Exocoelom and primitive exocoelom appear.
- Endometrial defect at implantation site heals completely on Day 13.
- Trophoblast primary villi appear, formed from cytotrophoblast cells.
- Appearance of secondary yolk sac or definitive yolk sac.
- Chorionic cavity and chorionic plate appear.
- Buccopharyngeal membrane appears at cephalic region of embryo.
- Hypoblastic disc composed of columnar cells.
- Oropharyngeal membrane also appears.
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Description
How well do you know embryonic development? Test your knowledge of the early stages of fetal growth with this quiz. From the appearance of trophoblastic lac to the formation of the chorionic cavity, this quiz will challenge your understanding of the intricate processes that occur in the first few weeks of pregnancy. Whether you're a medical professional or simply curious about fetal development, this quiz will put your knowledge to the test. Don't miss the opportunity to learn more about the incredible journey from fertilization to
