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Blastocyst with Inner Cell Mass

5 days

Buy NowFrom The Biology of Prenatal Development.

Note:

I am finally getting bigger. Not only that, doctors can already tell where my back and chest will grow.

Label Key:

  • 1. protective layer
  • 2. future surface of chest and belly
  • 3. future surface of back

All ages referenced to fertilization, not last menstrual period.
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Blastocyst with Inner Cell Mass
Blastocyst with Inner Cell Mass
( 5 days)
Early Implantation
Early Implantation
( 7 days)
Early Implantation
Early Implantation
( 7 days)
Implantation Well Underway
Implantation Well Underway
( 8 days)
Implantation Complete
Implantation Complete
( 10 days)
Embryo at About 11 Days
Embryo at About 11 Days
( 11 days)
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