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Lecture

Introduction to Embryology

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Department
Biology
Course
BIOL 2P95
Professor
Dirk De Clercq
Semester
Fall

Description
Outline of Lecture 04 Introduction to Embryology Prefertilization Classic stuff: meiosis, homologous chromosomes, possible nondisjunction, etc. Week 1 Day 1: Fertilization, zygote is formed, in fallopian tube Day 2: Cleavages form blastomeres Day 3: Morula forms ICM and trophoblast Day 4: Blastocoel is formed, zona pellucida breaks down Day 5/6: Implantation into uterine wall Week 2 - Trophoblast connects with maternal circulation - Bilaminar germ disc forms (epiblast and hypoblast) - Amniotic cavity forms Week 3 - Gastrulation: primitive streak and node, formation of mesoderm and endoderm - Notochord forms from notochordal plate - Cloacal membrane and allantois form - Development in
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