The period of the embryo, spanning the time from five weeks after conception to the start of the second month of prenatal life, is in many ways the most dramatic developmental period in the entire lifespan.

Question

Quizplus · Accepted Answer

The period described is not accurate; the embryonic period actually spans from the second to the eighth week after conception, which is roughly the first two months of prenatal life, not just from the fifth week to the start of the second month.

The Period of the Embryo, Spanning the Time from Five