Template:Carnegie Stage 1-3 table: Difference between revisions
From Embryology
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| {{meiosis}} | | ovulation beginning {{meiosis}} 2 | ||
| Ovulated oocyte | | Ovulated oocyte | ||
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Revision as of 23:48, 6 June 2018
| Stage | Event | Products |
|---|---|---|
| meiosis 1 | Oocyte 2 and polar body 1 | |
| ovulation beginning meiosis 2 | Ovulated oocyte | |
| 1a | fertilization - Penetration | Penetrated oocyte |
| 1b | fertilization - Completion of meiosis 2 and formation of pronuclei | Ootid and polar body 2 |
| 1c | fertilization - Pronuclei enter cleavage division | zygote |
| 2 | Cleavage continues | 2 to about 16 cells morula |
| 3 | Formation of blastocystic cavity | blastocyst, from about 32 cells onward |
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