This is actually the first week of pregnancy since fertilization occurred around the middle of the monthly cycle (2 weeks before the next period). The embryo is about 0.006 of an inch long-about the size of a pinhead. You won’t be experiencing any noticeable changes right now. As a matter of fact, few women know they have conceived at this point, but next week you might suspect!

Human Reproductive Biology

When the sperm and the egg meet, there is a chromosomal combustion. Genetic information from Mom and Dad combine to form the particular characteristics of the baby. It’s all part of our reproductive biology.

Take the time to learn more about this fascinating process.