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Questions and Answers
What is the main process of formation of haploid gametes from primordial germ cells?
What is the main process of formation of haploid gametes from primordial germ cells?
- Mitosis
- Meiosis
- Gametogenesis (correct)
- Oogenesis
What is the term for the primordial cells that give rise to gametes?
What is the term for the primordial cells that give rise to gametes?
- Primordial germ cells (correct)
- Spermatozoa
- Epithelial cells
- Oogonia
Where do primordial germ cells differentiate into oogonia during prenatal development?
Where do primordial germ cells differentiate into oogonia during prenatal development?
- Uterus
- Ovary (correct)
- Testes
- Epididymis
At what stage of development do oogonia undergo mitotic division and enlarge to form primary oocytes?
At what stage of development do oogonia undergo mitotic division and enlarge to form primary oocytes?
What is the term for the unit consisting of a primary oocyte surrounded by flat epithelial cells?
What is the term for the unit consisting of a primary oocyte surrounded by flat epithelial cells?
What is the period of time during which oogenesis occurs?
What is the period of time during which oogenesis occurs?
What is the primary reason for primary oocyte arrest at diplotene stage of prophase I of meiotic cell division?
What is the primary reason for primary oocyte arrest at diplotene stage of prophase I of meiotic cell division?
What is the term for the degeneration of many oogonia as well as primary oocyte, except in the cortical region?
What is the term for the degeneration of many oogonia as well as primary oocyte, except in the cortical region?
What type of epithelium is formed from the granulosa cells?
What type of epithelium is formed from the granulosa cells?
What is the layer surrounding the follicle that divides into an outer fibrous layer and an inner secretory cell layer?
What is the layer surrounding the follicle that divides into an outer fibrous layer and an inner secretory cell layer?
How many primordial follicles start to mature in each month from each ovary after menarchy?
How many primordial follicles start to mature in each month from each ovary after menarchy?
What is the term given to the follicle when the fluid-filled spaces between the granulosa cells merge to form a single cavity?
What is the term given to the follicle when the fluid-filled spaces between the granulosa cells merge to form a single cavity?
What is the fate of the follicles that do not enter the tertiary stage?
What is the fate of the follicles that do not enter the tertiary stage?
In which stage of meiosis does the secondary oocyte arrest before ovulation?
In which stage of meiosis does the secondary oocyte arrest before ovulation?
What is the structure formed by the follicular cells surrounding the antrum?
What is the structure formed by the follicular cells surrounding the antrum?
What is the result of the completion of meiosis II in the absence of fertilization?
What is the result of the completion of meiosis II in the absence of fertilization?
How many polar bodies are formed at the end of oogenesis?
How many polar bodies are formed at the end of oogenesis?
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