Oogenesis is initiated:

1.During the fetal life2.Just before birth
3.Just after birth4.At puberty

Subtopic:  oogenesis |
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What happens to the majority of the follicles during the phase from birth to puberty?

1.  They get invested by multiple layers of granulosa cells
2.  They enlarge in size and then get dormant
3.  They undergo atresia or degeneration
4.  They cluster together at one end of the ovary

Subtopic:  oogenesis |
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What is the usual number of primary follicles in both ovaries of a female at puberty?

1.60000 – 800002.120000 – 160000
3.1 million to 2 million4.About 7 million

Subtopic:  oogenesis |
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The cavity of a tertiary follicle is called as:

1. Antrum 2. Cumulus
3. Vitelline space 4. Sinusoid

Subtopic:  oogenesis |
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In the beginning, the newly formed secondary follicles contain:

1. Primary oocyte 2. Secondary oocyte
3. Ootid 4. Mature ovum

Subtopic:  oogenesis |
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The division of primary oocyte results in:

1.  unequal cells – a smaller haploid secondary oocyte and a larger diploid polar body
2.  unequal cells – a larger haploid secondary oocyte and a smaller haploid polar body
3.  unequal cells – a smaller diploid secondary oocyte and a larger haploid polar body
4.  equal cells – a haploid secondary oocyte and a haploid polar body

Subtopic:  oogenesis |
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Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R).

Assertion (A): It is important that the secondary oocyte aquires almost all of the cytoplasm from the primary oocyte.
Reason (R): This increases its chances of sustaining the early embryo should the oocyte be fertilized.
In the light of the above statements, choose the most appropriate answer from the options given below :
1. Both (A) and (R) are true and  (R) is the correct explanation of  (A).
2. Both (A) and (R) are true but  (R) is not the correct explanation of  (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.

  1. If both the assertion and the reason are true and the reason is a correct explanation of the assertion
  2. If both the assertion and reason are true but the reason is not a correct explanation of the assertion
  3. If the assertion is true but the reason is false
  4. If both the assertion and reason are false
Subtopic:  oogenesis |
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The final mature follicle is called:

1.Primordial follicle2.Primary follicle
3.Vesicular follicle4.Graafian follicle

Subtopic:  oogenesis |
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Zona pellucida is a membrane surrounding:

1.Secondary oocyte2.Secondary follicle
3.Corona Radiata4.Trophoblast cells

Subtopic:  oogenesis |
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What is released at ovulation?

1.  Primary oocyte arrested at meiosis I
2.  Primary oocyte arrested at meiosis II
3.  Secondary oocyte arrested at meiosis I
4.  Secondary oocyte arrested at meiosis II

Subtopic:  oogenesis |
 59%
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