Number of polar bodies in one ovulation
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oocyte meiosis polar bodies
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polar bodies ovulation primary oocyte meiosis I secondary oocyte physiology
One polar body is present at ovulation.
Just before ovulation, the primary oocyte completes meiosis I, producing:
- a secondary oocyte
- the first polar body
The second polar body forms only if fertilization occurs, when meiosis II is completed. Langman’s Medical Embryology
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