Embryonic Development:
Pre-Implantation
(Illustrations Collection)
Background Info
Following fertilization, the zygote and its associated membranes are together referred to as the conceptus, which continues to be projected toward the uterus by peristalsis and beating cilia. During its journey to the uterus, the zygote undergoes five or six rapid mitotic cell divisions.
Days 1 – 6
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Days 1 – 3 and Uterus Location
Labeled and Unlabeled Versions
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Days 4 – 6 and Uterus Location
Labeled and Unlabeled Versions
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