GENERAL EMBRYOLOGY 1. Development of embryology 2. Germ cell and fertilization 3. Blastocyst and implantation 4. Formation of the germ layer 5. Differentiation of trilaminar germ and formation of embryo 6. Fetal membrane and placenta 7. Twins and multiple birth
GENERAL EMBRYOLOGY 1. Development of embryology 2. Germ cell and fertilization 3. Blastocyst and implantation 4. Formation of the germ layer 5. Differentiation of trilaminar germ and formation of embryo 6. Fetal membrane and placenta 7. Twins and multiple birth
Preembryonic period: 1st week to end of 2nd week fertilization to formation of bilaminar germ disc Embryonic period: 3rd week to end of 8th week formation of embryo Fetal period: 9th week to birth growth Perinatal stage: 26th week to 4 week after birth
Preembryonic period: 1st week to end of 2nd week fertilization to formation of bilaminar germ disc Embryonic period: 3rd week to end of 8th week formation of embryo Fetal period: 9th week to birth growth Perinatal stage: 26th week to 4 week after birth
ANimal c Plant Human
Human ？ Plant Animal
Development of embryology g Aristotle. B c 384-322 Semen+menstration g Harvey, 1651 All life from oocyte e Malpighi. 1675: A micro-chicken in an egg Leewenhoek, 1677: A micro-human in a sperm
Development of embryology Semen+menstration Harvey, 1651: All life from oocyte Malpighi, 1675: A micro-chicken in an egg Leewenhoek, 1677 : A micro-human in a sperm Aristotle, B.C 384-322
HAeckel. 1868 Biogenetic law sPemann, 1869-1941 Experimental embryology swIlmut. 1997 Dolly
Haeckel, 1868 Biogenetic law Spemann, 1869-1941 Experimental embryology Wilmut,1997 Dolly