TS. BS. Bùi Võ Minh Hoàng
Bài giảng phôi học
Đốitượng: sinh viên Y đa khoa, Đạihọc NguyễnTất Thành
ĐA THAI
46
Mụctiêu
Nêu đượcđặcđiểm song thai cùng trứng, song thai khác trứng
47
Cơchếsinh song thai khác trứng
• 70% các trường hợpđa thai
(Nguồn: The developing Human Clinically Oriented Embryology, 10th edition)
48
Cơchếsinh song thai khác trứng
(Nguồn: The developing Human Clinically Oriented Embryology, 10th edition)
49
Cơchếsinh song thai cùng trứng
•Sựphân tách xảy ra trong giai đoạn 2 phôi bào
(Nguồn: The developing Human Clinically
Oriented Embryology, 10th edition)
Phân biệtvớisinhđôi 2 hợptử:
- Nhóm máu
-Vântay
-Giới tính
- Khác (màu mắt, màu tóc, …)
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