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Fertilization
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Pronuclei Join Together
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First Round of Clevage
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Second Round of Clevage
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3rd round of clevage
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64 cell embryo called a blastocyst
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Eptopic Pregnancy could occur
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Implantation
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disc with streak on the underside forms mesoderm
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Neural Tube Forms
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HCG begins to be secreted
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Heart Begins to beat, arm & leg buds appear, yolk sac makes RBCs
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muscles form, bent neck, webbed hands and feet, segmented back
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Face Plates Forming
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Morula Formed
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Cleft Lip of palate may form
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First Missed Period
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fingers & toes separate, eyes & ears formed
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genitalia begins to differentiate, eyelids fuse, amnion surrounds fetus
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chorionic villi sampling could be performed
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amniocentesis could be performed
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eyes open, fat added under skin, head out of proportion to the body
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Hatching
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