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

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|type="()"}
+ During the fetal period.
+ During the fetal period.
|| 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.
- After birth.
- After birth.
- After puberty.
- After puberty.
- During the reproductive period.
- During the reproductive period.
- All of the above.
- All of the above.
|| 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?
{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?
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- leutenising hormone (LH)
- leutenising hormone (LH)
+ cyclic AMP (cAMP) secreted by follicles
+ cyclic AMP (cAMP) secreted by follicles
|| 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]
- androgens
- androgens
- Oestrogens
- 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]
 


{Which of the following is the most correct sequence of ovarian follicle development classifications.
{Which of the following is the most correct sequence of ovarian follicle development classifications.
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- Graafian, Primary, Small antral, large antral
- Graafian, Primary, Small antral, large antral
+ Primordial, Primary, Secondary, Preovulatory
+ Primordial, Primary, Secondary, Preovulatory
|| The follicle sequence (Primordial, Primary, Secondary, Preovulatory) is the most correct. Other sequences are either incorrectly sequenced or contain a mixture of different follicle definitions. [[BGDA_Practical_3_-_Oogenesis_and_Ovulation#Follicle_Classification_2|follicle development classifications]]
- Primary, Secondary, Preovulatory
- Primary, Secondary, Preovulatory
- None of the above
- None of the above
|| The follicle sequence (Primordial, Primary, Secondary, Preovulatory) is the most correct. Other sequences are either incorrectly sequenced or contain a mixture of different follicle definitions. [[BGDA_Practical_3_-_Oogenesis_and_Ovulation#Follicle_Classification_2|follicle development classifications]]
 


{Follicle development involves only growth of supporting cells not the oocyte.
{Follicle development involves only growth of supporting cells not the oocyte.

Revision as of 11:27, 6 April 2020

Oogenesis Interactive Component

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

See your Quiz Result - Answer all the questions, then click "submit" to complete. The page will reload and you can then reopen this table to see your result and feedback.

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

3 Which of the following is the most correct sequence of ovarian follicle development classifications.

Preovulatory, Secondary, Primary, Primordial
Graafian, Primary, Small antral, large antral
Primordial, Primary, Secondary, Preovulatory
Primary, Secondary, Preovulatory
None of the above

4 Follicle development involves only growth of supporting cells not the oocyte.

true
false