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Twins and multiple birth 1.Twins monozygotic twins dizygotic twins. Dizygotic twins. Blastocyst Blastocyst 2 Amnion 2 Amnion 2 Chorion 2 Chorion 2 Placenta 2 Placenta. TWINNING - DIZYGOTIC.
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Twins and multiple birth 1.Twins monozygotic twins dizygotic twins
Dizygotic twins Blastocyst Blastocyst 2 Amnion 2 Amnion 2 Chorion 2 Chorion 2 Placenta 2 Placenta
Monozygotic twins separation of blastomere, of ICM, of primitive streak Blastocyst 2 ICM 2 primitive streak 2 Amnion 2 Amnion 1 Amnion 2 Chorion 1 Chorion 1 Chorion 2 Placenta 1 Placenta 1 Placenta
2.Multiple birth monozygotic multiple birth polyzygotic multiple birth mixed multiple birth
Triplets • Quadruplets • Pentaplets • Hexaplets • Septuplets • Octaplets