Difference between revisions of "Template:BGDA Practical 3 - Oogenesis and Ovulation Interactive"

From Embryology
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|| Oogonia are the small diploid cells (germ cells) that proliferate by mitosis only during the fetal period. Therefore all oocytes are produced in the female ovary before birth.
 
|| Oogonia are the small diploid cells (germ cells) that proliferate by mitosis only during the fetal period. Therefore all oocytes are produced in the female ovary before birth.
  
 
+
{Oocytes in follicles enter prophase 1 of meiosis and are arrested at the diplotene stage. Which of the following block the further stages of mitosis?
 +
|type="()"}
 +
+ follicular stimulating hormone (FSH)
 +
- leutenising hormone (LH)
 +
- cyclic AMP (cAMP) secreted by follicles
 +
- androgens
 +
- Oestrogens
 +
|| In mammalian oocytes cyclic AMP (cAMP) secreted by follicles maintains meiotic arrest by inactivation of maturation promoting factor (MPF) and by stimulating cAMP-dependent protein kinase A (PKA). [https://www.ncbi.nlm.nih.gov/pubmed/26926596 PMID 26926596]
  
 
</quiz>
 
</quiz>

Revision as of 13:48, 6 May 2019

Interactive Component

Attempt the Quiz - Oogenesis and Ovulation 
BGDsmall.jpg

Here are a few simple Quiz questions that relate to Oogenesis and Ovulation from the lecture and practical.







  

1

Oogonia divide by mitosis

During the fetal period.
After birth.
After puberty.
During the reproductive period.
All of the above.

2

Oocytes in follicles enter prophase 1 of meiosis and are arrested at the diplotene stage. Which of the following block the further stages of mitosis?

follicular stimulating hormone (FSH)
leutenising hormone (LH)
cyclic AMP (cAMP) secreted by follicles
androgens
Oestrogens