Podcast
Questions and Answers
How long does each mitotic division take in the early embryo development?
How long does each mitotic division take in the early embryo development?
- 12 hours
- 30 hours
- 18 hours
- 24 hours (correct)
What is the stage called when the borders of the blastomeres become invisible with each other and they are connected to each other?
What is the stage called when the borders of the blastomeres become invisible with each other and they are connected to each other?
- Blastocyst stage
- Morula stage
- Compaction stage (correct)
- Early blastocyst stage
How many cells are present in the blastocyst stage?
How many cells are present in the blastocyst stage?
- 200-500 cells (correct)
- 50-100 cells
- 500-1000 cells
- 100-200 cells
What is the first cellular differentiation that occurs in the early embryo development?
What is the first cellular differentiation that occurs in the early embryo development?
How long after fertilization does the first cleavage occur?
How long after fertilization does the first cleavage occur?
What is the term used to describe the cells produced by the cleavage process in the early embryo development?
What is the term used to describe the cells produced by the cleavage process in the early embryo development?
What is the outermost layer of the uterus called?
What is the outermost layer of the uterus called?
Which phase of the menstrual cycle sees the thickening of the endometrium?
Which phase of the menstrual cycle sees the thickening of the endometrium?
When does uterine receptivity finish during the menstrual cycle?
When does uterine receptivity finish during the menstrual cycle?
What factors affect implantation?
What factors affect implantation?
What happens if implantation does not occur during the menstrual cycle?
What happens if implantation does not occur during the menstrual cycle?
In which phase does implantation occur?
In which phase does implantation occur?
What is the primary function of the zona pellucida during early embryonic development?
What is the primary function of the zona pellucida during early embryonic development?
What is the term used to describe the process of the embryo emerging from the zona pellucida?
What is the term used to describe the process of the embryo emerging from the zona pellucida?
What is the term used to describe the cavity within the blastocyst that is filled with fluid?
What is the term used to describe the cavity within the blastocyst that is filled with fluid?
Which of the following cell masses will eventually form the embryo?
Which of the following cell masses will eventually form the embryo?
What is the term used to describe the cells in the blastocyst stage that can no longer transform into another cell type?
What is the term used to describe the cells in the blastocyst stage that can no longer transform into another cell type?
Where does the implantation of the blastocyst typically occur within the uterus?
Where does the implantation of the blastocyst typically occur within the uterus?
What is the duration of the implantation window?
What is the duration of the implantation window?
Which of the following factors affect endometrial receptivity and the implantation window?
Which of the following factors affect endometrial receptivity and the implantation window?
What is the first stage of implantation?
What is the first stage of implantation?
What happens during the decidual reaction after the first attachment?
What happens during the decidual reaction after the first attachment?
What happens during the penetration stage of implantation?
What happens during the penetration stage of implantation?
What happens during the invasion stage of implantation?
What happens during the invasion stage of implantation?
What is the function of the cytotrophoblast cells?
What is the function of the cytotrophoblast cells?
What is the bilaminar embryonic disc composed of?
What is the bilaminar embryonic disc composed of?
Which layer of cells appears first on the surface of the embryoblast, facing the blastocyst cavity?
Which layer of cells appears first on the surface of the embryoblast, facing the blastocyst cavity?
What is the primary cause of multiple pregnancy?
What is the primary cause of multiple pregnancy?
In the case of a monozygotic multiple pregnancy, how are the embryos related?
In the case of a monozygotic multiple pregnancy, how are the embryos related?
How are dizygotic multiple pregnancies different from monozygotic ones?
How are dizygotic multiple pregnancies different from monozygotic ones?
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