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Blastocyst Embryonic Development - Anatomy & Physiology (view source)
Revision as of 15:09, 16 September 2008
, 15:09, 16 September 2008→Pre-Implantation Development
== Pre-Implantation Development ==
== Pre-Implantation Development ==
[[Image:Blastocyst_English.svg|thumb|right|300px|Blastocyst - Courtesy of Wikimedia Commons]]
[[Image:Blastocyst.gif|thumb|right|300px|Blastocyst - Courtesy of Wikimedia Commons]]
* The sperm enters the the oocyte forming the ootid.
* The sperm enters the the oocyte forming the ootid.
* In the Ootid, male and female '''pronuclei''' along with the first and second '''polar bodies''' are present.
* In the Ootid, male and female '''pronuclei''' along with the first and second '''polar bodies''' are present.