What is the response to 11 days of pregnancy?

In medicine there is a unified rule, calculation of pregnancy time is calculated from the first day of the last menstrual period, pregnancy 11 days is also the first day of menstruation. This time is less than ovulation period, is no reaction, generally in ovulation period after cohabitation about a week of time fertilized eggs will implant and then trophoblast will secrete hcg. about 5 weeks to 6 weeks of pregnancy, pregnant women will show some symptoms of early pregnancy reaction, such as always drooling, like to eat sour food or spicy food, occasionally show dizziness, nausea and vomiting symptoms. May also show lethargy, fatigue and other performance, and then with the extension of pregnancy to 12 weeks, early pregnancy reaction symptoms will basically disappear.