During which time period following conception are teratogens most likely to produce major structural abnormalities?

Question

Quizplus · Accepted Answer

The period of the embryo, which spans from the 3rd to the 8th week after conception, is the most critical period for the development of major structural abnormalities due to teratogen exposure. This is because the foundational structures of the organs and major body systems are forming during this time.

During Which Time Period Following Conception Are Teratogens Most Likely