05 – Human Embryonic Development

In this episode of the MCAT Prep Pod Biology Review, we break down the complex process of human embryonic development into clear, high-yield stages that every MCAT student must know. Starting with fertilization and the formation of the zygote, we follow the embryo through cleavage, morula, blastulation, gastrulation, and neurulation, highlighting how the germ layers (ectoderm, mesoderm, and endoderm) give rise to specific organs and tissues. We explain key structures like the blastocyst, primitive streak, notochord, neural tube, and neural crest cells, as well as the concepts of induction, cell migration, and differentiation.

You’ll also learn about critical support structures like the amnion, chorion, yolk sac, and allantois, and how they contribute to fetal development. We tie it all together with high-yield mnemonics, MCAT traps to avoid, and clinically relevant examples to boost your recall and reasoning skills.

This episode is a must-listen for anyone reviewing early embryology for the MCAT.